Add support for Node.js 6

Author: rosen-vladimirov

package.json

@@ -1,6 +1,6 @@
 {
   "name": "ios-sim-portable",
-  "version": "1.0.23",
+  "version": "1.0.24",
   "description": "",
   "main": "./lib/ios-sim.js",
   "scripts": {
@@ -28,9 +28,9 @@
   "dependencies": {
     "bplist-parser": "0.1.0",
     "colors": "0.6.2",
-    "fibers": "https://github.com/icenium/node-fibers/tarball/v1.0.6.3",
+    "fibers": "https://github.com/icenium/node-fibers/tarball/v1.0.13.0",
     "lodash": "3.2.0",
-    "nodobjc": "https://github.com/telerik/NodObjC/tarball/v2.0.0.1",
+    "nodobjc": "https://github.com/telerik/NodObjC/tarball/v2.0.0.2",
     "osenv": "0.1.3",
     "plist": "1.1.0",
     "yargs": "3.15.0"
@@ -42,6 +42,6 @@
     "typescript": "1.7.5"
   },
   "engines": {
-    "node": ">=0.10.40 <0.11.0 || >=0.12.7 <0.13.0 || >=4.2.1 <5.0.0 || >=5.1.0 <6.0.0"
+    "node": ">=0.10.40 <0.11.0 || >=0.12.7 <0.13.0 || >=4.2.1 <5.0.0 || >=5.1.0 <7.0.0"
   }
 }