fixes to updateAll method to properly refresh widgets
fix filter widget numeric range error
remove console log from docs
added filter_onlyAvail option; fixes #292
fixed filter date comparisons
updated localstorage check
added compare option to various filterFormatter functions; fixes #304
Added in keyboard access
Fixed improper reference to the correct "dateFormat"; fixes #306
Merge pull request #305 from debugwand/master

Enabled keyboard accessibility
Merge branch 'master' of github.com:Mottie/tablesorter
merged in keyboard accessibility with some tweaks
added button type and return false to prevent IE form submit; see issue #285
filter search delay is no longer ignored
filter optimization, search already filtered rows - see #313
filter logical "or" now exactly matches & updated filter get/set functions to work when filter_columnFilters is false
updated filter formatter demos & fixed some issues with the compare option; see #304
fix to filter optimization tweak (#313), when searching for exact matches
filter placeholder text can now be obtained from jQuery data
doc updates & version bump