add rules "no-trailing-spaces" and "no-irregular-whitespace" for ESLint

Author: roramirez

Diff for: .eslintrc.json

@@ -4,11 +4,13 @@
 		"quotes": ["error", "double"],
 		"max-len": ["error", 250],
 		"curly": "error",
-		"camelcase": ["error", {"properties": "never"}]
+		"camelcase": ["error", {"properties": "never"}],
+		"no-trailing-spaces": ["error"],
+		"no-irregular-whitespace": ["error"]
 	},
 	"env": {
 		"browser": true,
 		"node": true,
 		"es6": true
 	}
-}
+}