Add support for 'groupSelectable' to options, so clients can control whether group items are selectable.
Add support for 'showExpandedGroupRows' option, so clients can determine whether grouping rows are shown all the time or only when the group is collapsed.
Add isGroupCollapsed() public function, so clients can query the DataView for the expand/collapse state of individual groups.
Add getCanvasSize() and getVisibleSize() public functions for clients to use when accommodating SlickGrid layout or handling events.
Provide support for dragging from column header cells that is analogous to the mechanism for dragging from table body cells.
Add onCanvasWidthChanged event and trigger it during column resize so clients can implement live-resize behavior.
Add touch support for column resizing.
Add JSDoc comments for SlickGrid options.
Add JSDoc comment describing options.
Merge branch 'refs/heads/showExpandedGroupRowsOption-branch' into DataGames-branch
Merge branch 'refs/heads/isGroupCollapsed-branch' into DataGames-branch
Merge branch 'refs/heads/getCanvasSize-branch' into DataGames-branch
Merge branch 'refs/heads/dragColumnHeader-branch' into DataGames-branch
Merge branch 'refs/heads/onCanvasWidthChanged-branch' into DataGames-branch
Merge branch 'refs/heads/touchColumnResize-branch' into DataGames-branch
Merge branch 'refs/heads/slickGridOptionsDocs-branch' into DataGames-branch
Merge branch 'refs/heads/dataViewOptionsDocs-branch' into DataGames-branch
Call cleanUpAndRenderCells() from inside resizeCanvas() function to render newly-visible columns.
Merge branch 'refs/heads/sg21-virtualColumnRenderBug-branch' into DataGames-branch
Issue 477: SlickGrid resize causes scrollbar problem near bottom