Sample shows dynamic appending of headers and items.
Samples show insertBefore working with Headers and Items.
Issue #898

Adding overflow hiding and text fade for menu items with captions
longer than available text.
Checking that bb.menuBar.menu.style exists before modifying it.
Fixes #903
Merge pull request #905 from glasspear/898

Fix for issue #898
ran jake build for pull request #905
Merge pull request #907 from glasspear/903

Checking that bb.menuBar.menu.style exists before modifying it.
ran jake build for pull request #907
moved bb10 screens to use media queries #772
Update config.xml

context menus won't work without this feature element
moved bb10 buttons to use css media queries #772
updated bb10 checkboxes to use css media queries #772
bb10 css media query changes for file inputs #772
bb10 activity indicator updates to css media queries #772
bb10 control group css media updates #772
bb10 dropdowns updated to use media queries #772
bb10 pill buttons updated to use media queries #772
bb10 grid updates for media queries #772
removing old out of date files
fix for issue #853