* Major code clean up
* Major security measures takes
* Small bug fixes
* More code markups
* Code compliance (according to codex) check
* Now displays errors (due to wrong phone number or API Key being incorrect)
* Better handling of instances

git-svn-id: https://plugins.svn.wordpress.org/yelp-reviews-ticker/trunk@878085 b8457f37-d9ea-0310-8a92-e5e31aec5664