Change Log Version 1.4

Base theme replaced with Material Design.
Discontinue the integration with jQueryUI for all widgets (grid and dialog).
Added checkbox widget.
Added title params to the dialog open method.
Added scrollable configuration option to the dialog.
Added icons.expand and icons.collapse configuration options to the tree.
Added icons.expandRow and icons.collapseRow configuration options to the grid.
Added icons.expandGroup and icons.collapseGroup configuration options to the grid.
Added fixedHeader configuration options to the grid.

Bug Fixes