fix to get ellipsis for the description of image lists
first revision of show, hide for action bar actions on issue #311
update for context and action oveflow items to have hide and show for issues #311 #310
show, hide for tab overflow items issue #311
added data-bb-visible for tab overflow items for issue #311
added the data-bb-visible attribute to context and action overflow items for issue #311
fix for issue #582
updates for show, hide for action bar items for issue #311
updated change log
tweak for issue #311
updates for issue #639
updated change log
updated readme with image resources
Add multiline support for dropdowns

* Change to vertical-aligning of both primary and accent text
* Tested on Dev B and Playbook emulator
Add .swp files to gitignore
Remove unnecessary CSS
check in fix for #586
Merge pull request #626 from williekwok/fixfordrop

Issue #558 - Fix to use overflow ellipsis for text overflow in image lists
updates for issue #588
added clear, style and addButton to issue #308