tiny editors inheritance tuning
replace Parent's prototype reference, with direct .apply, for cleaner Class interface and better performance
`if(instance)` no longer needed in constructors (inherit function takes care)
bugfix: css issue
Merge branch 'bug#418' into bootstrap
checkout walkontable (178d87b7b8ff50f543bd5704d58217604c58da28) to a subdir
build Walkontable from source files
refactor: move legacy $.browser support from Handsontable to Walkontable
use source files directly
integrate Walkontable in Handsontable build process; create new tasks `grunt test:handsontable` and `grunt test:walkontable`
extensions: Twitter Bootstrap integration
demo: Twitter Bootstrap integration
bugfix: empty cells in FireFox (#418)
clarify about overriding Bootstrap options
demo: bootstrap integration
add helper avoidInnerHTML
performance: use avoidInnerHTML
merge upstream
Merge branch '0.8.17' of git://github.com/warpech/jquery-handsontable into performance
Merge branch 'walkontable-subdir' of git://github.com/warpech/jquery-handsontable into performance