Require windshaft 0.18.1 for improve garbage collection

NEWS.md

@@ -9,6 +9,7 @@ Enhancements:
  * Avoid sending multiple varnish invalidation at once (#135)
  * Tested with node-0.10 (#141)
  * Use single redis pooler for torque and grainstore
+ * Reduce cost of garbage collection for localized resources
 
 1.7.1 -- 2014-02-11
 -------------------

npm-shrinkwrap.json

@@ -10,11 +10,11 @@
       "version": "1.3.3"
     },
     "windshaft": {
-      "version": "0.18.0",
-      "from": "http://github.com/CartoDB/Windshaft/tarball/0.18.0",
+      "version": "0.18.1",
+      "from": "http://github.com/CartoDB/Windshaft/tarball/0.18.1",
       "dependencies": {
         "grainstore": {
-          "version": "0.17.1",
+          "version": "0.18.0",
           "dependencies": {
             "mapnik-reference": {
               "version": "5.0.7"
@@ -413,14 +413,14 @@
     "lzma": {
       "version": "1.2.3"
     },
-    "strftime": {
-      "version": "0.6.2"
+    "redis": {
+      "version": "0.8.6"
     },
     "semver": {
       "version": "1.1.4"
     },
-    "redis": {
-      "version": "0.8.6"
+    "strftime": {
+      "version": "0.6.2"
     },
     "mocha": {
       "version": "1.14.0",

package.json

@@ -22,9 +22,9 @@
       "Sandro Santilli <strk@vizzuality.com>"
     ],
     "dependencies": {
-        "node-varnish": "~0.2.0",
+        "node-varnish": "http://github.com/Vizzuality/node-varnish/tarball/v0.2.0",
         "underscore"  : "~1.3.3",
-        "windshaft"  : "~0.18.0",
+        "windshaft"  : "http://github.com/CartoDB/Windshaft/tarball/0.18.1",
         "step": "0.0.x",
         "request": "2.9.202",
         "cartodb-redis": "~0.3.0",