Merge branch 'master' into feature/stabilization
UI-3115  customize Form component
 UI-3084 : customize tabs,VerticalTabs component
UI-3140: customize ButtonGroups,Dropdown components
Merge branch 'feature/stabilization'
Merge branch 'master' into feature/stabilization
UI-3144 : Update version of kernel | core | jcr | ws | gatein to be compliant with plf-4.x
UI-3139: customize Vote component
UI-3119: Customize UIItemSelector.less
UI-3141: customize tree component
UI-3142: customize Breadcrumbs component
UI-3143: customize UIDashboard component
UI-3143: UIDashboar improvement
Merge branch 'feature/stabilization'
Merge branch 'master' into feature/ck-editor