chore(tsfmt): update dependencies

Author: vvakame

package.json

@@ -1,6 +1,6 @@
 {
   "name": "typescript-formatter",
-  "version": "2.3.0",
+  "version": "3.0.0",
   "description": "Formatter of TypeScript code",
   "main": "./index",
   "bin": {
@@ -41,7 +41,7 @@
   "devDependencies": {
     "@types/glob-expand": "^0.0.29",
     "@types/mocha": "^2.2.28",
-    "@types/node": "^4.0.30",
+    "@types/node": "^6.0.34",
     "@types/power-assert": "^0.0.27",
     "es6-promise": "^3.2.1",
     "espower-loader": "^1.0.0",
@@ -52,7 +52,7 @@
     "grunt-mocha-test": "^0.12.7",
     "grunt-tslint": "^3.1.1",
     "load-grunt-tasks": "^3.5.0",
-    "mocha": "^2.5.3",
+    "mocha": "^3.0.2",
     "power-assert": "^1.2.0",
     "tslint": "^3.13.0",
     "typescript": "^2.0.0"