Fix nits

* js formatting
* remove unecessary files

Author: grantland

ParseUI-Widget-Sample/src/androidTest/java/com/parse/ui/widget/sample/ApplicationTest.java

@@ -3,7 +3,7 @@ var Parse = require('parse/node');
 var Promise = require('promise');
 var config = require('./config');
 
-Parse.initialize(config.parse.appId, config.parse.js_key);
+Parse.initialize(config.parse.appId, config.parse.jsKey);
 
 var count = 100;
 var className = "Contact";

ParseUI-Widget-Sample/src/test/java/com/parse/ui/widget/sample/ExampleUnitTest.java

@@ -2,6 +2,6 @@ var config = {};
 
 config.parse = {};
 config.parse.appId = 'YOUR_PARSE_APP_ID';
-config.parse.js_key = 'YOUR_PARSE_JS_KEY';
+config.parse.jsKey = 'YOUR_PARSE_JS_KEY';
 
-module.exports = config;
+module.exports = config;