stretchH type "hybrid" - work in progress; use real column width calculation
displayRows/displayColumns is now only an internal parameter (only height/width is allowed as config param)
merge from master
fix tests in IE8-9, Ch, FF, O
remove duplicated test
fix calculation of viewportRows/viewportColumns
fix scrollbar dimensions
fix scrollbar issues
refactor scrollbar code
large cell rendering fixes; default max width and height is now 3000
move settings to a separate class
move settings to a separate class
refactor stretched columns calculation
bugfix: refreshStretching is needed in _doDraw or otherwise scrollbarH is not shown
bugfix: put scrollbar at the right side of the table if it is smaller than the container
bugfix: column stretching did not work with 0 rows; horizontal scrollbar was shown with 0 rows
bugfix: compatibility fixes
rework selected row & column highlighting, remove highlight when selection is emptied
should highlight cells in selected row & column, when same class is shared between 2 selection definitions
upgrade Grunt to version 0.4.0