git hooks os independent

Author: neerajshukla1911

package.json

@@ -12,7 +12,7 @@
     "build:linux-x64": "npm install; ./node_modules/pkg/lib-es5/bin.js -t node4-linux-x64 src/requestsDebugger.js; mv requestsDebugger RequestsDebugger-Linux-x64",
     "build:linux": "npm run build:linux-x86; npm run build:linux-x64",
     "build:win": "npm install; ./node_modules/pkg/lib-es5/bin.js -t node4-win-x86 src/requestsDebugger.js; mv requestsDebugger.exe RequestsDebugger.exe",
-    "copyhooks": "cp hooks/* .git/hooks/; chmod +x .git/hooks/*",
+    "copyhooks": "node ./scripts/copyhooks.js",
     "postinstall": "npm run copyhooks"
   },
   "bin": {