Updating the Action bar to fix a number of issues

The new action bar does not automatically create the overflow panels.
The new panels widget is easy enough to use, gives the developer greater control and flexibility. 
A sample has been added on how to create the panels and interact with the actionbar.

Fixes: #71 - Small graphical glitch with tabs
Fixes: #72 - Closing the menu
Fixes: #78 - Action bar links not working
Fixes: #80 - Actionbar data-overflow="true" onClick not working
Fixes: #82 - Dialog and several transitions show actionbar overflowMenu
Fixes: #92 - Multiple issues for overflow menu with example code
Better fix for: #62