Grouping widget collapsed option shows headers. Fixes #514
Destroy now unbinds updateCache properly
All test dates are now time zone & DST independent. Fixes #516
Pager custom controls now empty on single page. Fixes #518
Increase Bootstrap 3 theme css specificity. See #515
columnSelector: make column disable, visible, invisible methods consistent. Fixes #519
Filter widget docs: add note about placeholder. Fixes #522.
Update isValueInArray function & sortAppend option. Fixes #523
Pager: ensure empty array & array of empty strings evaluates as the same. Fixes #202
cache natural sort regex
preset filter searches work again. Fixes #511 & #525
pager: compare totalRows vs totalPages when preventing an ajax call
Filter build select no longer causes js error on empty tables. Fixes #528
checkbox parser no longer causes an error when a checkbox doesn't exist
Group widget: Add group_saveGroups & group_saveReset option. Fixes #514
Date parsers now return the original text when encountering invalid dates. Sort of fixes #531
Added docs for language variable; used by aria-label in the header
Add headerTitles widget. Fixes #529
grouping separator details added
Events sortEnd & updateComplete fire on empty tables. Fixes #532

Sort events now only fire while sorting, previously they fired when
updating an unsorted table
Updated pager to fire appropriately when using ajax
Added unit tests (non-ajax) events