repeater-highlight-sorted-columns: accounts for issue #731 by adding "list_highlightSortedColumns" option that if set to true will highlight the entire sorted column by adding a "highlight" class to the appropriate tbody td's; also fixes issue #723 by removing tbody duplicates
Merge branch 'master' into repeater-highlight-sorted-columns

Conflicts:
	dev/dev.html
Merge pull request #769 from ExactTarget/repeater-highlight-sorted-columns

Repeater Highlighting Sorted Columns & No Tbody Dups