diff --git a/NEWS.md b/NEWS.md
index f0167366..9469bebd 100644
--- a/NEWS.md
+++ b/NEWS.md
@@ -7,7 +7,7 @@ Released 2018-mm-dd
 
 Announcements:
  - Update docs: compatible Node.js and npm versions
-
+ - Report fine-grained Garbage Collector stats
 
 ## 6.5.1
 Released 2018-12-26
diff --git a/app.js b/app.js
index c8cd991b..f4de15fe 100755
--- a/app.js
+++ b/app.js
@@ -188,9 +188,46 @@ if (global.gc) {
 
     if (gcInterval > 0) {
         setInterval(function gcForcedCycle() {
-            var start = Date.now();
             global.gc();
-            global.statsClient.timing('windshaft.gc', Date.now() - start);
         }, gcInterval);
     }
 }
+
+const gcStats = require('gc-stats')();
+
+gcStats.on('stats', function ({ pauseMS, gctype }) {
+    global.statsClient.timing('windshaft.gc', pauseMS);
+    global.statsClient.timing(`windshaft.gctype.${getGCTypeValue(gctype)}`, pauseMS);
+});
+
+function getGCTypeValue (type) {
+    // 1: Scavenge (minor GC)
+    // 2: Mark/Sweep/Compact (major GC)
+    // 4: Incremental marking
+    // 8: Weak/Phantom callback processing
+    // 15: All
+    let value;
+
+    switch (type) {
+        case 1:
+            value = 'Scavenge';
+            break;
+        case 2:
+            value = 'MarkSweepCompact';
+            break;
+        case 4:
+            value = 'IncrementalMarking';
+            break;
+        case 8:
+            value = 'ProcessWeakCallbacks';
+            break;
+        case 15:
+            value = 'All';
+            break;
+        default:
+            value = 'Unkown';
+            break;
+    }
+
+    return value;
+}
diff --git a/package-lock.json b/package-lock.json
index aa42f121..43700555 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1099,6 +1099,422 @@
         "wide-align": "^1.1.0"
       }
     },
+    "gc-stats": {
+      "version": "1.2.1",
+      "resolved": "https://registry.npmjs.org/gc-stats/-/gc-stats-1.2.1.tgz",
+      "integrity": "sha512-CPQfMBQPGkqG4upxCn4zHxYZo20woPClSeqnC/WK8pFqlfAtz6zpxbOfnmxOIDYiC26H/pYlWQfdoPVGoqxFUA==",
+      "requires": {
+        "nan": "^2.10.0",
+        "node-pre-gyp": "^0.11.0"
+      },
+      "dependencies": {
+        "abbrev": {
+          "version": "1.1.1",
+          "bundled": true
+        },
+        "ansi-regex": {
+          "version": "2.1.1",
+          "bundled": true
+        },
+        "aproba": {
+          "version": "1.2.0",
+          "bundled": true
+        },
+        "are-we-there-yet": {
+          "version": "1.1.5",
+          "bundled": true,
+          "requires": {
+            "delegates": "^1.0.0",
+            "readable-stream": "^2.0.6"
+          }
+        },
+        "balanced-match": {
+          "version": "1.0.0",
+          "bundled": true
+        },
+        "brace-expansion": {
+          "version": "1.1.11",
+          "bundled": true,
+          "requires": {
+            "balanced-match": "^1.0.0",
+            "concat-map": "0.0.1"
+          }
+        },
+        "chownr": {
+          "version": "1.1.1",
+          "bundled": true
+        },
+        "code-point-at": {
+          "version": "1.1.0",
+          "bundled": true
+        },
+        "concat-map": {
+          "version": "0.0.1",
+          "bundled": true
+        },
+        "console-control-strings": {
+          "version": "1.1.0",
+          "bundled": true
+        },
+        "core-util-is": {
+          "version": "1.0.2",
+          "bundled": true
+        },
+        "debug": {
+          "version": "2.6.9",
+          "bundled": true,
+          "requires": {
+            "ms": "2.0.0"
+          }
+        },
+        "deep-extend": {
+          "version": "0.6.0",
+          "bundled": true
+        },
+        "delegates": {
+          "version": "1.0.0",
+          "bundled": true
+        },
+        "detect-libc": {
+          "version": "1.0.3",
+          "bundled": true
+        },
+        "fs-minipass": {
+          "version": "1.2.5",
+          "bundled": true,
+          "requires": {
+            "minipass": "^2.2.1"
+          }
+        },
+        "fs.realpath": {
+          "version": "1.0.0",
+          "bundled": true
+        },
+        "gauge": {
+          "version": "2.7.4",
+          "bundled": true,
+          "requires": {
+            "aproba": "^1.0.3",
+            "console-control-strings": "^1.0.0",
+            "has-unicode": "^2.0.0",
+            "object-assign": "^4.1.0",
+            "signal-exit": "^3.0.0",
+            "string-width": "^1.0.1",
+            "strip-ansi": "^3.0.1",
+            "wide-align": "^1.1.0"
+          }
+        },
+        "glob": {
+          "version": "7.1.2",
+          "bundled": true,
+          "requires": {
+            "fs.realpath": "^1.0.0",
+            "inflight": "^1.0.4",
+            "inherits": "2",
+            "minimatch": "^3.0.4",
+            "once": "^1.3.0",
+            "path-is-absolute": "^1.0.0"
+          }
+        },
+        "has-unicode": {
+          "version": "2.0.1",
+          "bundled": true
+        },
+        "iconv-lite": {
+          "version": "0.4.24",
+          "bundled": true,
+          "requires": {
+            "safer-buffer": ">= 2.1.2 < 3"
+          }
+        },
+        "ignore-walk": {
+          "version": "3.0.1",
+          "bundled": true,
+          "requires": {
+            "minimatch": "^3.0.4"
+          }
+        },
+        "inflight": {
+          "version": "1.0.6",
+          "bundled": true,
+          "requires": {
+            "once": "^1.3.0",
+            "wrappy": "1"
+          }
+        },
+        "inherits": {
+          "version": "2.0.3",
+          "bundled": true
+        },
+        "ini": {
+          "version": "1.3.5",
+          "bundled": true
+        },
+        "is-fullwidth-code-point": {
+          "version": "1.0.0",
+          "bundled": true,
+          "requires": {
+            "number-is-nan": "^1.0.0"
+          }
+        },
+        "isarray": {
+          "version": "1.0.0",
+          "bundled": true
+        },
+        "minimatch": {
+          "version": "3.0.4",
+          "bundled": true,
+          "requires": {
+            "brace-expansion": "^1.1.7"
+          }
+        },
+        "minimist": {
+          "version": "0.0.8",
+          "bundled": true
+        },
+        "minipass": {
+          "version": "2.3.5",
+          "bundled": true,
+          "requires": {
+            "safe-buffer": "^5.1.2",
+            "yallist": "^3.0.0"
+          }
+        },
+        "minizlib": {
+          "version": "1.1.1",
+          "bundled": true,
+          "requires": {
+            "minipass": "^2.2.1"
+          }
+        },
+        "mkdirp": {
+          "version": "0.5.1",
+          "bundled": true,
+          "requires": {
+            "minimist": "0.0.8"
+          }
+        },
+        "ms": {
+          "version": "2.0.0",
+          "bundled": true
+        },
+        "needle": {
+          "version": "2.2.4",
+          "bundled": true,
+          "requires": {
+            "debug": "^2.1.2",
+            "iconv-lite": "^0.4.4",
+            "sax": "^1.2.4"
+          },
+          "dependencies": {
+            "sax": {
+              "version": "1.2.4",
+              "bundled": true
+            }
+          }
+        },
+        "node-pre-gyp": {
+          "version": "0.11.0",
+          "bundled": true,
+          "requires": {
+            "detect-libc": "^1.0.2",
+            "mkdirp": "^0.5.1",
+            "needle": "^2.2.1",
+            "nopt": "^4.0.1",
+            "npm-packlist": "^1.1.6",
+            "npmlog": "^4.0.2",
+            "rc": "^1.2.7",
+            "rimraf": "^2.6.1",
+            "semver": "^5.3.0",
+            "tar": "^4"
+          }
+        },
+        "nopt": {
+          "version": "4.0.1",
+          "bundled": true,
+          "requires": {
+            "abbrev": "1",
+            "osenv": "^0.1.4"
+          }
+        },
+        "npm-bundled": {
+          "version": "1.0.5",
+          "bundled": true
+        },
+        "npm-packlist": {
+          "version": "1.1.12",
+          "bundled": true,
+          "requires": {
+            "ignore-walk": "^3.0.1",
+            "npm-bundled": "^1.0.1"
+          }
+        },
+        "npmlog": {
+          "version": "4.1.2",
+          "bundled": true,
+          "requires": {
+            "are-we-there-yet": "~1.1.2",
+            "console-control-strings": "~1.1.0",
+            "gauge": "~2.7.3",
+            "set-blocking": "~2.0.0"
+          }
+        },
+        "number-is-nan": {
+          "version": "1.0.1",
+          "bundled": true
+        },
+        "object-assign": {
+          "version": "4.1.1",
+          "bundled": true
+        },
+        "once": {
+          "version": "1.4.0",
+          "bundled": true,
+          "requires": {
+            "wrappy": "1"
+          }
+        },
+        "os-homedir": {
+          "version": "1.0.2",
+          "bundled": true
+        },
+        "os-tmpdir": {
+          "version": "1.0.2",
+          "bundled": true
+        },
+        "osenv": {
+          "version": "0.1.5",
+          "bundled": true,
+          "requires": {
+            "os-homedir": "^1.0.0",
+            "os-tmpdir": "^1.0.0"
+          }
+        },
+        "path-is-absolute": {
+          "version": "1.0.1",
+          "bundled": true
+        },
+        "process-nextick-args": {
+          "version": "2.0.0",
+          "bundled": true
+        },
+        "rc": {
+          "version": "1.2.8",
+          "bundled": true,
+          "requires": {
+            "deep-extend": "^0.6.0",
+            "ini": "~1.3.0",
+            "minimist": "^1.2.0",
+            "strip-json-comments": "~2.0.1"
+          },
+          "dependencies": {
+            "minimist": {
+              "version": "1.2.0",
+              "bundled": true
+            }
+          }
+        },
+        "readable-stream": {
+          "version": "2.3.6",
+          "bundled": true,
+          "requires": {
+            "core-util-is": "~1.0.0",
+            "inherits": "~2.0.3",
+            "isarray": "~1.0.0",
+            "process-nextick-args": "~2.0.0",
+            "safe-buffer": "~5.1.1",
+            "string_decoder": "~1.1.1",
+            "util-deprecate": "~1.0.1"
+          }
+        },
+        "rimraf": {
+          "version": "2.6.2",
+          "bundled": true,
+          "requires": {
+            "glob": "^7.0.5"
+          }
+        },
+        "safe-buffer": {
+          "version": "5.1.2",
+          "bundled": true
+        },
+        "safer-buffer": {
+          "version": "2.1.2",
+          "bundled": true
+        },
+        "semver": {
+          "version": "5.5.0",
+          "bundled": true
+        },
+        "set-blocking": {
+          "version": "2.0.0",
+          "bundled": true
+        },
+        "signal-exit": {
+          "version": "3.0.2",
+          "bundled": true
+        },
+        "string-width": {
+          "version": "1.0.2",
+          "bundled": true,
+          "requires": {
+            "code-point-at": "^1.0.0",
+            "is-fullwidth-code-point": "^1.0.0",
+            "strip-ansi": "^3.0.0"
+          }
+        },
+        "string_decoder": {
+          "version": "1.1.1",
+          "bundled": true,
+          "requires": {
+            "safe-buffer": "~5.1.0"
+          }
+        },
+        "strip-ansi": {
+          "version": "3.0.1",
+          "bundled": true,
+          "requires": {
+            "ansi-regex": "^2.0.0"
+          }
+        },
+        "strip-json-comments": {
+          "version": "2.0.1",
+          "bundled": true
+        },
+        "tar": {
+          "version": "4.4.6",
+          "bundled": true,
+          "requires": {
+            "chownr": "^1.0.1",
+            "fs-minipass": "^1.2.5",
+            "minipass": "^2.3.3",
+            "minizlib": "^1.1.0",
+            "mkdirp": "^0.5.0",
+            "safe-buffer": "^5.1.2",
+            "yallist": "^3.0.2"
+          }
+        },
+        "util-deprecate": {
+          "version": "1.0.2",
+          "bundled": true
+        },
+        "wide-align": {
+          "version": "1.1.3",
+          "bundled": true,
+          "requires": {
+            "string-width": "^1.0.2 || 2"
+          }
+        },
+        "wrappy": {
+          "version": "1.0.2",
+          "bundled": true
+        },
+        "yallist": {
+          "version": "3.0.2",
+          "bundled": true
+        }
+      }
+    },
     "gdal": {
       "version": "0.9.8",
       "resolved": "https://registry.npmjs.org/gdal/-/gdal-0.9.8.tgz",
diff --git a/package.json b/package.json
index 5f0e28f3..efad1d47 100644
--- a/package.json
+++ b/package.json
@@ -35,6 +35,7 @@
     "dot": "1.1.2",
     "express": "4.16.3",
     "fastly-purge": "1.0.1",
+    "gc-stats": "1.2.1",
     "glob": "7.1.2",
     "log4js": "github:cartodb/log4js-node#cdb",
     "lru-cache": "4.1.3",
@@ -73,5 +74,5 @@
     "node": "6.9.2 || >= 10.14.2",
     "npm": "3.10.9 || 3.10.10 || >= 6.4.1",
     "yarn": "0.27.5"
-}
+  }
 }
diff --git a/yarn.lock b/yarn.lock
index cf41b817..202c7794 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -59,8 +59,8 @@ ajv@^5.1.0:
     json-schema-traverse "^0.3.0"
 
 ajv@^6.5.5:
-  version "6.5.5"
-  resolved "https://registry.yarnpkg.com/ajv/-/ajv-6.5.5.tgz#cf97cdade71c6399a92c6d6c4177381291b781a1"
+  version "6.6.2"
+  resolved "https://registry.yarnpkg.com/ajv/-/ajv-6.6.2.tgz#caceccf474bf3fc3ce3b147443711a24063cc30d"
   dependencies:
     fast-deep-equal "^2.0.1"
     fast-json-stable-stringify "^2.0.0"
@@ -120,7 +120,7 @@ assertion-error@^1.1.0:
 
 async@1.x, async@^1.5.2:
   version "1.5.2"
-  resolved "http://registry.npmjs.org/async/-/async-1.5.2.tgz#ec6a61ae56480c0c3cb241c95618e20892f9672a"
+  resolved "https://registry.yarnpkg.com/async/-/async-1.5.2.tgz#ec6a61ae56480c0c3cb241c95618e20892f9672a"
 
 async@^2.5.0:
   version "2.6.1"
@@ -130,7 +130,7 @@ async@^2.5.0:
 
 async@~0.2.0:
   version "0.2.10"
-  resolved "http://registry.npmjs.org/async/-/async-0.2.10.tgz#b6bbe0b0674b9d719708ca38de8c237cb526c3d1"
+  resolved "https://registry.yarnpkg.com/async/-/async-0.2.10.tgz#b6bbe0b0674b9d719708ca38de8c237cb526c3d1"
 
 asynckit@^0.4.0:
   version "0.4.0"
@@ -161,8 +161,8 @@ bcrypt-pbkdf@^1.0.0:
     tweetnacl "^0.14.3"
 
 bindings@^1.2.1:
-  version "1.3.0"
-  resolved "https://registry.yarnpkg.com/bindings/-/bindings-1.3.0.tgz#b346f6ecf6a95f5a815c5839fc7cdb22502f1ed7"
+  version "1.3.1"
+  resolved "https://registry.yarnpkg.com/bindings/-/bindings-1.3.1.tgz#21fc7c6d67c18516ec5aaa2815b145ff77b26ea5"
 
 body-parser@1.18.2:
   version "1.18.2"
@@ -219,7 +219,7 @@ browser-stdout@1.3.0:
 
 buffer-writer@1.0.1:
   version "1.0.1"
-  resolved "http://registry.npmjs.org/buffer-writer/-/buffer-writer-1.0.1.tgz#22a936901e3029afcd7547eb4487ceb697a3bf08"
+  resolved "https://registry.yarnpkg.com/buffer-writer/-/buffer-writer-1.0.1.tgz#22a936901e3029afcd7547eb4487ceb697a3bf08"
 
 builtin-modules@^1.0.0:
   version "1.1.1"
@@ -275,7 +275,7 @@ carto@0.16.3:
     semver "^5.1.0"
     yargs "^4.2.0"
 
-carto@cartodb/carto#master, "carto@github:cartodb/carto#0.15.1-cdb5":
+"carto@github:cartodb/carto#0.15.1-cdb5", "carto@github:cartodb/carto#master":
   version "0.15.1-cdb5"
   resolved "https://codeload.github.com/cartodb/carto/tar.gz/85881d99dd7fcf2c4e16478b04db67108d27a50c"
   dependencies:
@@ -326,7 +326,7 @@ chai@^4.1.2:
 
 chalk@^1.1.3:
   version "1.1.3"
-  resolved "http://registry.npmjs.org/chalk/-/chalk-1.1.3.tgz#a8115c55e4a702fe4d150abd3872822a7e09fc98"
+  resolved "https://registry.yarnpkg.com/chalk/-/chalk-1.1.3.tgz#a8115c55e4a702fe4d150abd3872822a7e09fc98"
   dependencies:
     ansi-styles "^2.2.1"
     escape-string-regexp "^1.0.2"
@@ -344,7 +344,7 @@ chownr@^1.1.1:
 
 chroma-js@~1.1.1:
   version "1.1.1"
-  resolved "http://registry.npmjs.org/chroma-js/-/chroma-js-1.1.1.tgz#9bb9434959336ece75700aaadfeedc71806d8c05"
+  resolved "https://registry.yarnpkg.com/chroma-js/-/chroma-js-1.1.1.tgz#9bb9434959336ece75700aaadfeedc71806d8c05"
 
 cli@~1.0.0:
   version "1.0.1"
@@ -389,7 +389,7 @@ combined-stream@^1.0.6, combined-stream@~1.0.5, combined-stream@~1.0.6:
 
 commander@2.9.0:
   version "2.9.0"
-  resolved "http://registry.npmjs.org/commander/-/commander-2.9.0.tgz#9c99094176e12240cb22d6c5146098400fe0f7d4"
+  resolved "https://registry.yarnpkg.com/commander/-/commander-2.9.0.tgz#9c99094176e12240cb22d6c5146098400fe0f7d4"
   dependencies:
     graceful-readlink ">= 1.0.0"
 
@@ -465,7 +465,7 @@ date-now@^0.1.4:
 
 debug@2.2.0:
   version "2.2.0"
-  resolved "http://registry.npmjs.org/debug/-/debug-2.2.0.tgz#f87057e995b1a1f6ae6a4960664137bc56f039da"
+  resolved "https://registry.yarnpkg.com/debug/-/debug-2.2.0.tgz#f87057e995b1a1f6ae6a4960664137bc56f039da"
   dependencies:
     ms "0.7.1"
 
@@ -551,12 +551,12 @@ dom-serializer@0:
     entities "~1.1.1"
 
 domelementtype@1:
-  version "1.3.0"
-  resolved "http://registry.npmjs.org/domelementtype/-/domelementtype-1.3.0.tgz#b17aed82e8ab59e52dd9c19b1756e0fc187204c2"
+  version "1.3.1"
+  resolved "https://registry.yarnpkg.com/domelementtype/-/domelementtype-1.3.1.tgz#d048c44b37b0d10a7f2a3d5fee3f4333d790481f"
 
 domelementtype@~1.1.1:
   version "1.1.3"
-  resolved "http://registry.npmjs.org/domelementtype/-/domelementtype-1.1.3.tgz#bd28773e2642881aec51544924299c5cd822185b"
+  resolved "https://registry.yarnpkg.com/domelementtype/-/domelementtype-1.1.3.tgz#bd28773e2642881aec51544924299c5cd822185b"
 
 domhandler@2.3:
   version "2.3.0"
@@ -814,6 +814,13 @@ gauge@~2.7.3:
     strip-ansi "^3.0.1"
     wide-align "^1.1.0"
 
+gc-stats@1.2.1:
+  version "1.2.1"
+  resolved "https://registry.yarnpkg.com/gc-stats/-/gc-stats-1.2.1.tgz#f3e1bf7e28a385780db22a81681b064932e358da"
+  dependencies:
+    nan "^2.10.0"
+    node-pre-gyp "^0.11.0"
+
 gdal@~0.9.2:
   version "0.9.8"
   resolved "https://registry.yarnpkg.com/gdal/-/gdal-0.9.8.tgz#d482fbcdca47d388325903c9aa342b09fb21319b"
@@ -901,7 +908,7 @@ glob@^6.0.1:
     once "^1.3.0"
     path-is-absolute "^1.0.0"
 
-glob@^7.0.5, glob@^7.1.1:
+glob@^7.1.1, glob@^7.1.3:
   version "7.1.3"
   resolved "https://registry.yarnpkg.com/glob/-/glob-7.1.3.tgz#3960832d3f1574108342dafd3a67b332c0969df1"
   dependencies:
@@ -1161,8 +1168,8 @@ istanbul@0.4.5:
     wordwrap "^1.0.0"
 
 js-base64@^2.1.9:
-  version "2.4.9"
-  resolved "https://registry.yarnpkg.com/js-base64/-/js-base64-2.4.9.tgz#748911fb04f48a60c4771b375cac45a80df11c03"
+  version "2.5.0"
+  resolved "https://registry.yarnpkg.com/js-base64/-/js-base64-2.5.0.tgz#42255ba183ab67ce59a0dee640afdc00ab5ae93e"
 
 js-string-escape@1.0.1:
   version "1.0.1"
@@ -1327,11 +1334,11 @@ lru-cache@4.1.3:
     yallist "^2.1.2"
 
 lru-cache@^4.0.1:
-  version "4.1.4"
-  resolved "https://registry.yarnpkg.com/lru-cache/-/lru-cache-4.1.4.tgz#51cc46e8e6d9530771c857e24ccc720ecdbcc031"
+  version "4.1.5"
+  resolved "https://registry.yarnpkg.com/lru-cache/-/lru-cache-4.1.5.tgz#8bbe50ea85bed59bc9e33dcab8235ee9bcf443cd"
   dependencies:
     pseudomap "^1.0.2"
-    yallist "^3.0.2"
+    yallist "^2.1.2"
 
 lzma@2.3.2:
   version "2.3.2"
@@ -1354,7 +1361,7 @@ mapnik-reference@~8.5.3:
   dependencies:
     semver "^5.1.0"
 
-mapnik-vector-tile@cartodb/mapnik-vector-tile#v1.6.1-carto.2:
+"mapnik-vector-tile@github:cartodb/mapnik-vector-tile#v1.6.1-carto.2":
   version "1.6.1-carto.2"
   resolved "https://codeload.github.com/cartodb/mapnik-vector-tile/tar.gz/e7ca5471f9e5de81243e6035e70444321fc0a82f"
 
@@ -1407,7 +1414,7 @@ mime@1.4.1:
 
 mime@2.3.1, mime@~2.3.1:
   version "2.3.1"
-  resolved "https://registry.yarnpkg.com/mime/-/mime-2.3.1.tgz#b1621c54d63b97c47d3cfe7f7215f7d64517c369"
+  resolved "http://registry.npmjs.org/mime/-/mime-2.3.1.tgz#b1621c54d63b97c47d3cfe7f7215f7d64517c369"
 
 mimic-fn@^1.0.0:
   version "1.2.0"
@@ -1443,8 +1450,8 @@ minipass@^2.2.1, minipass@^2.3.4:
     yallist "^3.0.0"
 
 minizlib@^1.1.1:
-  version "1.1.1"
-  resolved "https://registry.yarnpkg.com/minizlib/-/minizlib-1.1.1.tgz#6734acc045a46e61d596a43bb9d9cd326e19cc42"
+  version "1.2.1"
+  resolved "https://registry.yarnpkg.com/minizlib/-/minizlib-1.2.1.tgz#dd27ea6136243c7c880684e8672bb3a45fd9b614"
   dependencies:
     minipass "^2.2.1"
 
@@ -1476,8 +1483,8 @@ moment@2.22.1:
   resolved "https://registry.yarnpkg.com/moment/-/moment-2.22.1.tgz#529a2e9bf973f259c9643d237fda84de3a26e8ad"
 
 moment@^2.10.6:
-  version "2.22.2"
-  resolved "https://registry.yarnpkg.com/moment/-/moment-2.22.2.tgz#3c257f9839fc0e93ff53149632239eb90783ff66"
+  version "2.23.0"
+  resolved "https://registry.yarnpkg.com/moment/-/moment-2.23.0.tgz#759ea491ac97d54bac5ad776996e2a58cc1bc225"
 
 ms@0.7.1:
   version "0.7.1"
@@ -1503,9 +1510,9 @@ nan@2.10.0, nan@~2.10.0:
   version "2.10.0"
   resolved "http://registry.npmjs.org/nan/-/nan-2.10.0.tgz#96d0cd610ebd58d4b4de9cc0c6828cda99c7548f"
 
-nan@^2.0.8, nan@^2.3.4, nan@^2.4.0:
-  version "2.11.1"
-  resolved "https://registry.yarnpkg.com/nan/-/nan-2.11.1.tgz#90e22bccb8ca57ea4cd37cc83d3819b52eea6766"
+nan@^2.0.8, nan@^2.10.0, nan@^2.3.4, nan@^2.4.0:
+  version "2.12.1"
+  resolved "https://registry.yarnpkg.com/nan/-/nan-2.12.1.tgz#7b1aa193e9aa86057e3c7bbd0ac448e770925552"
 
 ncp@~2.0.0:
   version "2.0.0"
@@ -1934,8 +1941,8 @@ pseudomap@^1.0.2:
   resolved "https://registry.yarnpkg.com/pseudomap/-/pseudomap-1.0.2.tgz#f052a28da70e618917ef0a8ac34c1ae5a68286b3"
 
 psl@^1.1.24:
-  version "1.1.29"
-  resolved "https://registry.yarnpkg.com/psl/-/psl-1.1.29.tgz#60f580d360170bb722a797cc704411e6da850c67"
+  version "1.1.31"
+  resolved "https://registry.yarnpkg.com/psl/-/psl-1.1.31.tgz#e9aa86d0101b5b105cbe93ac6b784cd547276184"
 
 punycode@^1.4.1:
   version "1.4.1"
@@ -1949,10 +1956,14 @@ qs@6.5.1:
   version "6.5.1"
   resolved "https://registry.yarnpkg.com/qs/-/qs-6.5.1.tgz#349cdf6eef89ec45c12d7d5eb3fc0c870343a6d8"
 
-qs@6.5.2, qs@^6.5.1, qs@~6.5.1, qs@~6.5.2:
+qs@6.5.2, qs@~6.5.1, qs@~6.5.2:
   version "6.5.2"
   resolved "https://registry.yarnpkg.com/qs/-/qs-6.5.2.tgz#cb3ae806e8740444584ef154ce8ee98d403f3e36"
 
+qs@^6.5.1:
+  version "6.6.0"
+  resolved "https://registry.yarnpkg.com/qs/-/qs-6.6.0.tgz#a99c0f69a8d26bf7ef012f871cdabb0aee4424c2"
+
 queue-async@1.1.0:
   version "1.1.0"
   resolved "https://registry.yarnpkg.com/queue-async/-/queue-async-1.1.0.tgz#d5f88e32fd01fee4f6d946d21d17abd16ac65f35"
@@ -2158,13 +2169,13 @@ require-main-filename@^1.0.1:
 
 resolve@1.1.x:
   version "1.1.7"
-  resolved "https://registry.yarnpkg.com/resolve/-/resolve-1.1.7.tgz#203114d82ad2c5ed9e8e0411b3932875e889e97b"
+  resolved "http://registry.npmjs.org/resolve/-/resolve-1.1.7.tgz#203114d82ad2c5ed9e8e0411b3932875e889e97b"
 
 rimraf@^2.6.1:
-  version "2.6.2"
-  resolved "https://registry.yarnpkg.com/rimraf/-/rimraf-2.6.2.tgz#2ed8150d24a16ea8651e6d6ef0f47c4158ce7a36"
+  version "2.6.3"
+  resolved "https://registry.yarnpkg.com/rimraf/-/rimraf-2.6.3.tgz#b2d104fe0d8fb27cf9e0a1cda8262dd3833c6cab"
   dependencies:
-    glob "^7.0.5"
+    glob "^7.1.3"
 
 rimraf@~2.4.0:
   version "2.4.5"
@@ -2298,8 +2309,8 @@ source-map@~0.2.0:
     amdefine ">=0.0.4"
 
 spdx-correct@^3.0.0:
-  version "3.0.2"
-  resolved "https://registry.yarnpkg.com/spdx-correct/-/spdx-correct-3.0.2.tgz#19bb409e91b47b1ad54159243f7312a858db3c2e"
+  version "3.1.0"
+  resolved "https://registry.yarnpkg.com/spdx-correct/-/spdx-correct-3.1.0.tgz#fb83e504445268f154b074e218c87c003cd31df4"
   dependencies:
     spdx-expression-parse "^3.0.0"
     spdx-license-ids "^3.0.0"
@@ -2316,8 +2327,8 @@ spdx-expression-parse@^3.0.0:
     spdx-license-ids "^3.0.0"
 
 spdx-license-ids@^3.0.0:
-  version "3.0.2"
-  resolved "https://registry.yarnpkg.com/spdx-license-ids/-/spdx-license-ids-3.0.2.tgz#a59efc09784c2a5bada13cfeaf5c75dd214044d2"
+  version "3.0.3"
+  resolved "https://registry.yarnpkg.com/spdx-license-ids/-/spdx-license-ids-3.0.3.tgz#81c0ce8f21474756148bbb5f3bfc0f36bf15d76e"
 
 speedometer@~0.1.2:
   version "0.1.4"
@@ -2335,7 +2346,7 @@ split@^1.0.0:
 
 sprintf-js@~1.0.2:
   version "1.0.3"
-  resolved "https://registry.yarnpkg.com/sprintf-js/-/sprintf-js-1.0.3.tgz#04e6926f662895354f3dd015203633b857297e2c"
+  resolved "http://registry.npmjs.org/sprintf-js/-/sprintf-js-1.0.3.tgz#04e6926f662895354f3dd015203633b857297e2c"
 
 sqlite3@~4.0.1:
   version "4.0.4"
@@ -2352,8 +2363,8 @@ srs@^1.2.0:
     gdal "~0.9.2"
 
 sshpk@^1.7.0:
-  version "1.15.2"
-  resolved "https://registry.yarnpkg.com/sshpk/-/sshpk-1.15.2.tgz#c946d6bd9b1a39d0e8635763f5242d6ed6dcb629"
+  version "1.16.0"
+  resolved "https://registry.yarnpkg.com/sshpk/-/sshpk-1.16.0.tgz#1d4963a2fbffe58050aa9084ca20be81741c07de"
   dependencies:
     asn1 "~0.2.3"
     assert-plus "^1.0.0"
@@ -2389,7 +2400,7 @@ strftime@0.10.0:
 
 string-width@^1.0.1:
   version "1.0.2"
-  resolved "https://registry.yarnpkg.com/string-width/-/string-width-1.0.2.tgz#118bdf5b8cdc51a2a7e70d211e07e2b0b9b107d3"
+  resolved "http://registry.npmjs.org/string-width/-/string-width-1.0.2.tgz#118bdf5b8cdc51a2a7e70d211e07e2b0b9b107d3"
   dependencies:
     code-point-at "^1.0.0"
     is-fullwidth-code-point "^1.0.0"
@@ -2404,11 +2415,11 @@ string-width@^1.0.1:
 
 string_decoder@~0.10.x:
   version "0.10.31"
-  resolved "https://registry.yarnpkg.com/string_decoder/-/string_decoder-0.10.31.tgz#62e203bc41766c6c28c9fc84301dab1c5310fa94"
+  resolved "http://registry.npmjs.org/string_decoder/-/string_decoder-0.10.31.tgz#62e203bc41766c6c28c9fc84301dab1c5310fa94"
 
 string_decoder@~1.1.1:
   version "1.1.1"
-  resolved "https://registry.yarnpkg.com/string_decoder/-/string_decoder-1.1.1.tgz#9cf1611ba62685d7030ae9e4ba34149c3af03fc8"
+  resolved "http://registry.npmjs.org/string_decoder/-/string_decoder-1.1.1.tgz#9cf1611ba62685d7030ae9e4ba34149c3af03fc8"
   dependencies:
     safe-buffer "~5.1.0"
 
@@ -2448,13 +2459,13 @@ strip-json-comments@~2.0.1:
 
 supports-color@3.1.2:
   version "3.1.2"
-  resolved "https://registry.yarnpkg.com/supports-color/-/supports-color-3.1.2.tgz#72a262894d9d408b956ca05ff37b2ed8a6e2a2d5"
+  resolved "http://registry.npmjs.org/supports-color/-/supports-color-3.1.2.tgz#72a262894d9d408b956ca05ff37b2ed8a6e2a2d5"
   dependencies:
     has-flag "^1.0.0"
 
 supports-color@^2.0.0:
   version "2.0.0"
-  resolved "https://registry.yarnpkg.com/supports-color/-/supports-color-2.0.0.tgz#535d045ce6b6363fa40117084629995e9df324c7"
+  resolved "http://registry.npmjs.org/supports-color/-/supports-color-2.0.0.tgz#535d045ce6b6363fa40117084629995e9df324c7"
 
 supports-color@^3.1.0, supports-color@^3.1.2, supports-color@^3.2.3:
   version "3.2.3"
@@ -2513,7 +2524,7 @@ torque.js@2.17.0:
 
 tough-cookie@~2.3.3:
   version "2.3.4"
-  resolved "https://registry.yarnpkg.com/tough-cookie/-/tough-cookie-2.3.4.tgz#ec60cee38ac675063ffc97a5c18970578ee83655"
+  resolved "http://registry.npmjs.org/tough-cookie/-/tough-cookie-2.3.4.tgz#ec60cee38ac675063ffc97a5c18970578ee83655"
   dependencies:
     punycode "^1.4.1"
 
@@ -2588,15 +2599,15 @@ uglify-js@^3.1.4:
 
 underscore@1.6.0, underscore@~1.6.0:
   version "1.6.0"
-  resolved "https://registry.yarnpkg.com/underscore/-/underscore-1.6.0.tgz#8b38b10cacdef63337b8b24e4ff86d45aea529a8"
+  resolved "http://registry.npmjs.org/underscore/-/underscore-1.6.0.tgz#8b38b10cacdef63337b8b24e4ff86d45aea529a8"
 
 underscore@1.8.2:
   version "1.8.2"
-  resolved "https://registry.yarnpkg.com/underscore/-/underscore-1.8.2.tgz#64df2eb590899de950782f3735190ba42ebf311d"
+  resolved "http://registry.npmjs.org/underscore/-/underscore-1.8.2.tgz#64df2eb590899de950782f3735190ba42ebf311d"
 
 underscore@1.8.3:
   version "1.8.3"
-  resolved "https://registry.yarnpkg.com/underscore/-/underscore-1.8.3.tgz#4f3fb53b106e6097fcf9cb4109f2a5e9bdfa5022"
+  resolved "http://registry.npmjs.org/underscore/-/underscore-1.8.3.tgz#4f3fb53b106e6097fcf9cb4109f2a5e9bdfa5022"
 
 underscore@~1.9.1:
   version "1.9.1"
@@ -2728,8 +2739,8 @@ yallist@^2.1.2:
   resolved "https://registry.yarnpkg.com/yallist/-/yallist-2.1.2.tgz#1c11f9218f076089a47dd512f93c6699a6a81d52"
 
 yallist@^3.0.0, yallist@^3.0.2:
-  version "3.0.2"
-  resolved "https://registry.yarnpkg.com/yallist/-/yallist-3.0.2.tgz#8452b4bb7e83c7c188d8041c1a837c773d6d8bb9"
+  version "3.0.3"
+  resolved "https://registry.yarnpkg.com/yallist/-/yallist-3.0.3.tgz#b4b049e314be545e3ce802236d6cd22cd91c3de9"
 
 yargs-parser@^2.4.1:
   version "2.4.1"