Merge pull request #33 from mongodb-js/greenkeeper/update-all

Update dependencies to enable Greenkeeper 🌴

package.json

@@ -18,17 +18,17 @@
     "mongodb": "~2.2.0"
   },
   "devDependencies": {
-    "acquit": "0.1.0",
-    "cookie": "0.1.2",
-    "express": "4.10.4",
-    "express-session": "1.9.2",
-    "gulp": "3.8.10",
-    "gulp-mocha": "2.0.0",
-    "gulp-jscs": "1.4.0",
-    "istanbul": "0.3.2",
-    "jscs": "1.9.0",
-    "mocha": "2.2.5",
-    "request": "2.48.0",
+    "acquit": "0.4.1",
+    "cookie": "0.3.1",
+    "express": "4.14.0",
+    "express-session": "1.14.2",
+    "gulp": "3.9.1",
+    "gulp-mocha": "3.0.1",
+    "gulp-jscs": "4.0.0",
+    "istanbul": "0.4.5",
+    "jscs": "3.0.7",
+    "mocha": "3.1.2",
+    "request": "2.78.0",
     "strawman": "0.0.1"
   },
   "main": "index.js",