chore(package): update dependencies

Author: greenkeeper[bot]

package.json

@@ -24,26 +24,26 @@
   },
   "homepage": "https://github.com/emailjs/emailjs-tcp-socket",
   "dependencies": {
-    "node-forge": "^0.6.11"
+    "node-forge": "^0.7.1"
   },
   "devDependencies": {
-    "chai": "~1.7.2",
+    "chai": "~4.1.1",
     "config": "^1.19.0",
     "express": "^4.8.6",
-    "grunt": "~0.4.1",
-    "grunt-contrib-clean": "^0.6.0",
-    "grunt-contrib-connect": "~0.6.0",
-    "grunt-contrib-copy": "~0.4.1",
-    "grunt-contrib-jshint": "~0.8.0",
-    "grunt-express-server": "^0.4.19",
-    "grunt-mocha-phantomjs": "~0.4.0",
-    "grunt-mocha-test": "~0.6.2",
-    "mocha": "~1.16.2",
+    "grunt": "~1.0.1",
+    "grunt-contrib-clean": "^1.1.0",
+    "grunt-contrib-connect": "~1.0.2",
+    "grunt-contrib-copy": "~1.0.0",
+    "grunt-contrib-jshint": "~1.1.0",
+    "grunt-express-server": "^0.5.3",
+    "grunt-mocha-phantomjs": "~4.0.0",
+    "grunt-mocha-test": "~0.13.2",
+    "mocha": "~3.5.0",
     "morgan": "^1.6.1",
-    "npmlog": "^2.0.0",
-    "requirejs": "~2.1.10",
-    "sinon": "1.7.3",
-    "socket.io": "^1.0.6",
+    "npmlog": "^4.1.2",
+    "requirejs": "~2.3.4",
+    "sinon": "3.1.0",
+    "socket.io": "^2.0.3",
     "starttls": "https://github.com/felixhammerl/starttls/tarball/master",
     "underscore": "^1.6.0"
   }