Update to latest versions of dependencies.

Author: Robert Jackson

package.json

@@ -16,24 +16,24 @@
   "devDependencies": {
     "assert-diff": "^1.0.1",
     "espower-loader": "^1.0.0",
-    "fixturify": "^0.2.0",
+    "fixturify": "^0.3.3",
     "jscodeshift": "^0.3.30",
-    "mocha": "^2.4.5",
-    "mocha-eslint": "^2.0.2",
+    "mocha": "^3.4.2",
+    "mocha-eslint": "^3.0.1",
     "power-assert": "^1.3.1",
     "rimraf": "^2.5.2"
   },
   "dependencies": {
-    "chalk": "^1.1.3",
+    "chalk": "^2.0.1",
     "cli-table2": "^0.2.0",
-    "core-object": "^2.0.0",
-    "exists-sync": "0.0.3",
-    "fs-extra": "^0.28.0",
+    "core-object": "^3.1.3",
+    "exists-sync": "^0.0.4",
+    "fs-extra": "^3.0.1",
     "htmlbars": "^0.14.17",
     "inflection": "^1.10.0",
-    "nopt": "^3.0.6",
+    "nopt": "^4.0.1",
     "rsvp": "^3.2.1",
-    "walk-sync": "^0.2.6"
+    "walk-sync": "^0.3.2"
   },
   "directories": {
     "test": "test"