Avoid processing columns if there aren't any to allow empty tables.
Merge remote-tracking branch 'upstream/master'
clean up var declaration for name argument. Fixes #2531867.
build node
Merge remote-tracking branch 'upstream/master'
Merge branch 'master' of git://github.com/yui/yui3
fixes #2532134 Added sort test to cover Date, Number and String data types with case sensitive sort available by setting a caseSensitive param to true on the table column.
ref #2532134 Changed Y.Lang.isString() to typeof() === 'string' to improve performance, and added comment to component history.
ref #2532134 Updated documentation with new caseSensitive attribute details. Updated default order of test data.
ref #2532134 Updated documentation added a short paragraph to the 'Column sorting' section
Merge branch 'master' of git://github.com/yui/yui3
Merge branch 'master' of git://github.com/yui/yui3
Merge branch 'master' of git://github.com/yui/yui3
Merge branch 'master' of git://github.com/yui/yui3
Merge branch 'master' of git://github.com/yui/yui3
Merge branch 'master' of git://github.com/yui/yui3
Merge branch 'master' of git://github.com/yui/yui3
Fixes #2532940
Merge branch 'master' of git://github.com/yui/yui3
Updated color tests for better grover/yogi printing and coverage