* Fixed deprecated use of 'this' in a number of places

* Fixed deprecated use of 'this' in a number of places
* Fixed an issue where the icon selection screen gave an error
* Added a tooltip to the dropdown selector button and the Clique tab button
* Fixed the toggling behavior of Clique when entering combat
* Altered frame levels of the Clique UI so the windows should be usable in all situations
* Double-clicking an entry will edit it
* Rephrased "Stop Casting" to "Cancel Pending Spellcast", since it reflects what the option does