changes in messages
changed positioning of tooltip icon in EditPreview
added caching of #EditPageDialog
DAR-1783 | DAR-1802: fixed z-index for tooltip in modals; extended bootstrap's tooltip so it accepts z-index optional parameter
removed unnecessary jquery() call
changes after code review
last copy change
Merge pull request #1411 from Wikia/DAR-1783

DAR-1783 Final tweaks to EditPreview