Update yarn version to v0.27.5

INSTALL.md

@@ -5,7 +5,7 @@ Make sure that you have the requirements needed. These are
 
 - Core
   - Node.js >=6.9.x
-  - yarn >=0.21.3
+  - yarn >=0.27.5
   - PostgreSQL >8.3.x, PostGIS >1.5.x
   - Redis >2.4.0 (http://www.redis.io)
   - Mapnik >3.x. See [Installing Mapnik](https://github.com/CartoDB/Windshaft#installing-mapnik).

NEWS.md

@@ -2,6 +2,7 @@
 
 ## 3.13.1
 Released 2017-mm-dd
+ - Upgrades yarn minimum version requirement to v0.27.5
 
 Bugfixes:
  -

package.json

@@ -62,6 +62,6 @@
   },
   "engines": {
     "node": ">=6.9",
-    "yarn": "^0.21.3"
+    "yarn": "^0.27.5"
   }
 }

yarn.lock

@@ -2,7 +2,7 @@
 # yarn lockfile v1
 
 
-"abaculus@github:cartodb/abaculus#2.0.3-cdb1":
+abaculus@cartodb/abaculus#2.0.3-cdb1:
   version "2.0.3-cdb1"
   resolved "https://codeload.github.com/cartodb/abaculus/tar.gz/f5f34e1c80cdd8d49edd1d6fe3b2220ab2e23aaf"
   dependencies:
@@ -230,7 +230,7 @@ camshaft@0.59.1:
     dot "^1.0.3"
     request "^2.69.0"
 
-"canvas@github:cartodb/node-canvas#1.6.2-cdb2":
+canvas@cartodb/node-canvas#1.6.2-cdb2:
   version "1.6.2-cdb2"
   resolved "https://codeload.github.com/cartodb/node-canvas/tar.gz/8acf04557005c633f9e68524488a2657c04f3766"
   dependencies:
@@ -248,15 +248,15 @@ carto@0.16.3:
     semver "^5.1.0"
     yargs "^4.2.0"
 
-"carto@github:cartodb/carto#0.15.1-cdb1":
+carto@CartoDB/carto#0.15.1-cdb1:
   version "0.15.1-cdb1"
-  resolved "https://codeload.github.com/cartodb/carto/tar.gz/8050ec843f1f32a6469e5d1cf49602773015d398"
+  resolved "https://codeload.github.com/CartoDB/carto/tar.gz/8050ec843f1f32a6469e5d1cf49602773015d398"
   dependencies:
     mapnik-reference "~6.0.2"
     optimist "~0.6.0"
     underscore "~1.6.0"
 
-"carto@github:cartodb/carto#0.15.1-cdb3":
+carto@cartodb/carto#0.15.1-cdb3:
   version "0.15.1-cdb3"
   resolved "https://codeload.github.com/cartodb/carto/tar.gz/945f5efb74fd1af1f5e1f69f409f9567f94fb5a7"
   dependencies:
@@ -1641,7 +1641,7 @@ pg-types@1.*:
     postgres-date "~1.0.0"
     postgres-interval "^1.1.0"
 
-"pg@github:cartodb/node-postgres#6.1.6-cdb1":
+pg@cartodb/node-postgres#6.1.6-cdb1:
   version "6.1.6"
   resolved "https://codeload.github.com/cartodb/node-postgres/tar.gz/3eef52dd1e655f658a4ee8ac5697688b3ecfed44"
   dependencies:
@@ -2274,7 +2274,7 @@ through@2:
   version "2.3.8"
   resolved "https://registry.yarnpkg.com/through/-/through-2.3.8.tgz#0dd4c9ffaabc357960b1b724115d7e0e86a2e1f5"
 
-"tilelive-bridge@github:cartodb/tilelive-bridge#2.3.1-cdb4":
+tilelive-bridge@cartodb/tilelive-bridge#2.3.1-cdb4:
   version "2.3.1-cdb4"
   resolved "https://codeload.github.com/cartodb/tilelive-bridge/tar.gz/faa2b638da2d119b78281575d40255cb523f6ca6"
   dependencies:
@@ -2282,7 +2282,7 @@ through@2:
     mapnik-pool "~0.1.3"
     sphericalmercator "1.0.x"
 
-"tilelive-mapnik@github:cartodb/tilelive-mapnik#0.6.18-cdb3":
+tilelive-mapnik@cartodb/tilelive-mapnik#0.6.18-cdb3:
   version "0.6.18-cdb3"
   resolved "https://codeload.github.com/cartodb/tilelive-mapnik/tar.gz/23bd1c31dd57d0b76c86b9f1eaf62462b3c17d01"
   dependencies: