add link to FAQ
bugfix: IE8 reports 0 as <table> offsetWidth
merge bugfix #456 with 0.9
move isVisible to WalkontableDom; add tests; fix for IE7
fix typo in hook name
bugfix detached element from DOM in IE7
Merge branch '0.9-beta2ie8fix' into scrolls

Conflicts:
	src/3rdparty/walkontable/src/scrollbar.js
add comment about IE8
merge with bugfix #602 branch
merge new methods into 0.9_fixes
Merge branch 'getDataAt' into 0.9_fixes
Merge branch 'demos' into 0.9_fixes
merge bugfix 594 into branch 0.9_fixes
merge bugfix 637 into 0.9_fixes
test if undo/redo works (currently fails in 0.9 branch)
bugfix Anders issue: should render empty then filled table (limited height)
bugfix: sometimes was reported visible when it was not
changelog info
createDataArray could not create array with 0 columns
bugfix: should render table with rows but no columns