Revert "Commit updated Javascript packages"

This reverts commit a88734348a.

build/javascript/node_modules/xtend/.jshintrc

@@ -1,30 +0,0 @@
-{
-    "maxdepth": 4,
-    "maxstatements": 200,
-    "maxcomplexity": 12,
-    "maxlen": 80,
-    "maxparams": 5,
-
-    "curly": true,
-    "eqeqeq": true,
-    "immed": true,
-    "latedef": false,
-    "noarg": true,
-    "noempty": true,
-    "nonew": true,
-    "undef": true,
-    "unused": "vars",
-    "trailing": true,
-
-    "quotmark": true,
-    "expr": true,
-    "asi": true,
-
-    "browser": false,
-    "esnext": true,
-    "devel": false,
-    "node": false,
-    "nonstandard": false,
-
-    "predef": ["require", "module", "__dirname", "__filename"]
-}