#774 page properties: IE11 fix: ace editor is resized manually when opening css/javascripts tab
Merge branch 'dev' of github.com:devbridge/BetterCMS into dev
#833 Added z-index: 10 for .bcms-region-overlay-inner
#834 Page properties / new page: fixed option tabs activation when there are any validation errors
#833 Removed z-index from overlay
Merge branch 'dev'
Merge branch 'master' of github.com:devbridge/BetterCMS