Bump dependencies

Test suite passes and looks good in manual testing. I'm curious though if the
lodash update has any chances that are incompatible.

package.json

@@ -30,7 +30,7 @@
     "diff": "~1.0.4",
     "mime": "~1.2.9",
     "underscore.string": "~2.3.1",
-    "lodash": "~1.3.0",
+    "lodash": "~2.2.1",
     "mkdirp": "~0.3.5",
     "glob": "~3.2.0",
     "debug": "~0.7.2",
@@ -39,15 +39,15 @@
     "async": "~0.2.8",
     "inquirer": "~0.3.1",
     "iconv-lite": "~0.2.10",
-    "shelljs": "~0.1.4",
+    "shelljs": "~0.2.6",
     "findup-sync": "~0.1.2",
     "chalk": "~0.2.0",
-    "text-table": "~0.1.1",
+    "text-table": "~0.2.0",
     "download": "~0.1.6"
   },
   "devDependencies": {
-    "mocha": "~1.12.0",
-    "proxyquire": "~0.4.0",
+    "mocha": "~1.13.0",
+    "proxyquire": "~0.5.1",
     "sinon": "~1.7.3",
     "markdox": "~0.1.2",
     "coveralls": "~2.3.0",