Print: add print_callback option
Output: add output_ignoreColumns option. Fixes #607
Output: add config parameter to output_callback
Core & pager: use detach instead of empty on tbody rows
Docs: correct print widget setting
Core: new sorton values "a", "d", "n", "s" & "o"
Docs: fix version numbering
Docs: add column widget to demo
Add resetToLoadState method
Core: remove widgets before resetToLoadState
columnSelect: fix remove error
Core: Refer headers option by header class/id
Core: Refer textExtraction by header class/id
Core: include resetToLoadState in destroy method
columnSelector: add refreshColumnSelector method
Docs: make reflow widget demo easier to use
columnSelector: refreshColumnSelector no longer dependent on breakpoints
Scroller: filter widget works with scroller again. Fixes #620
Output: add duplicate spans option. Fixes #619
Resizable: add note about box-sizing & jQuery versions older than 1.8