reverted ludicrous memory limit. Added x64/x86 platform to check where heap error occurs

.appveyor.yml

@@ -1,12 +1,14 @@
-image: Visual Studio 2017
 environment:
   matrix:
     - nodejs_version: "6"
     - nodejs_version: "7"
-    - nodejs_version: "8"
-    - nodejs_version: "9"    
+    - nodejs_version: "8" 
+    - nodejs_version: "9"
+  platform:
+    - x86
+    - x64
 install:
-  - ps: Install-Product node $env:nodejs_version
+  - ps: Install-Product node $env:nodejs_version $env:platform
   - npm install
   - node --version
   - npm --version

package.json

@@ -17,7 +17,7 @@
     "build:webpack": "webpack --progress --colors --config webpack.prod.js",
     "build:webpack-dev": "webpack --progress --colors --config webpack.dev.js",
     "start": "webpack-dev-server --progress --colors --config webpack.dev.js",
-    "fix-memory-limit": "cross-env LIMIT=8192 increase-memory-limit"
+    "fix-memory-limit": "increase-memory-limit"
   },
   "pre-commit": [
     "lint"