Add jshint linting

Author: Philipp Alferov

.jshintrc

@@ -0,0 +1,62 @@
+{
+  "maxerr": 50,
+  "bitwise": true,
+  "camelcase": true,
+  "curly": true,
+  "eqeqeq": true,
+  "forin": true,
+  "freeze": true,
+  "immed": false,
+  "indent": 2,
+  "latedef": false,
+  "newcap": true,
+  "noarg": true,
+  "noempty": true,
+  "nonbsp": true,
+  "nonew": false,
+  "plusplus": false,
+  "quotmark": "single",
+  "undef": true,
+  "unused": true,
+  "strict": true,
+  "maxparams": false,
+  "maxdepth": false,
+  "maxstatements": false,
+  "maxcomplexity": false,
+  "maxlen": false,
+  "varstmt": false,
+  "asi": false,
+  "boss": false,
+  "debug": false,
+  "eqnull": false,
+  "es5": true,
+  "esnext": true,
+  "moz": false,
+  "evil": false,
+  "expr": false,
+  "funcscope": false,
+  "globalstrict": false,
+  "iterator": false,
+  "lastsemic": false,
+  "laxbreak": false,
+  "laxcomma": false,
+  "loopfunc": false,
+  "multistr": false,
+  "noyield": false,
+  "notypeof": false,
+  "proto": false,
+  "scripturl": false,
+  "shadow": false,
+  "sub": false,
+  "supernew": false,
+  "validthis": false,
+  "browser": true,
+  "browserify": true,
+  "devel": true,
+  "dojo": false,
+  "jasmine": true,
+  "node": true,
+  "globals": {
+    "angular": true
+  }
+}