Fixed JS Beautify JSX bug by adding e4x option

package.json

@@ -305,4 +305,4 @@
     "lint": "coffeelint src/ spec/",
     "code-docs": "codo && open docs/code/index.html"
   }
-}
+}

src/languages/jsx.coffee

@@ -22,6 +22,12 @@ module.exports = {
     "js"
   ]
 
-  defaultBeautifier: "Pretty Diff"
+  defaultBeautifier: "JS Beautify"
+
+  options:
+    e4x:
+      type: 'boolean'
+      default: true
+      description: "Support e4x/jsx syntax"
 
 }