Remove deprecated JSHint options.

Signed-off-by: Bo-Yi Wu <appleboy.tw@gmail.com>

.jshintrc

@@ -1,19 +1,16 @@
 {
-  "node"         : true,
-  "esnext"       : true,
-  "bitwise"      : false,
-  "curly"        : false,
-  "eqeqeq"       : true,
-  "eqnull"       : true,
-  "immed"        : true,
-  "latedef"      : true,
-  "newcap"       : true,
-  "noarg"        : true,
-  "undef"        : true,
-  "strict"       : false,
-  "trailing"     : true,
-  "smarttabs"    : true,
-  "quotmark"     : "single",
-  "indent"       : 2,
-  "white"        : true
+  "node": true,
+  "esnext": true,
+  "bitwise": false,
+  "curly": false,
+  "eqeqeq": true,
+  "eqnull": true,
+  "immed": true,
+  "latedef": true,
+  "newcap": true,
+  "noarg": true,
+  "undef": true,
+  "strict": false,
+  "quotmark": "single",
+  "indent": 2
 }

app/templates/jshintrc

@@ -11,12 +11,9 @@
   "latedef": true,
   "noarg": true,
   "quotmark": "single",
-  "regexp": true,
   "undef": true,
   "unused": true,
   "strict": true,
-  "trailing": true,
-  "smarttabs": true,
   "jquery": true,
   "globals": {
     "wrap": true,