Use eslint 3.2.0

Note the update required disabling the "no-control-regex" rule, which
started reporting following errors:

  /Users/dmajda/Programming/PEG.js/pegjs/lib/compiler/js.js
    22:16  error  Unexpected control character in regular expression  no-control-regex
    27:16  error  Unexpected control character in regular expression  no-control-regex
    28:16  error  Unexpected control character in regular expression  no-control-regex
    51:16  error  Unexpected control character in regular expression  no-control-regex
    52:16  error  Unexpected control character in regular expression  no-control-regex

  /Users/dmajda/Programming/PEG.js/pegjs/lib/parser.js
    76:16  error  Unexpected control character in regular expression  no-control-regex
    77:16  error  Unexpected control character in regular expression  no-control-regex
    90:16  error  Unexpected control character in regular expression  no-control-regex
    91:16  error  Unexpected control character in regular expression  no-control-regex

.eslintrc.json

@@ -1,3 +1,6 @@
 {
-  "extends": "eslint:recommended"
+  "extends": "eslint:recommended",
+  "rules": {
+    "no-control-regex": "off"
+  }
 }

package.json

@@ -49,7 +49,7 @@
   },
   "devDependencies": {
     "browserify": "13.1.0",
-    "eslint": "1.10.3",
+    "eslint": "3.2.0",
     "http-server": "0.9.0",
     "jasmine-node": "1.14.5",
     "uglify-js": "2.4.24"