fixed duplicate context menu items for issue #746
Fixing swipedown menu to conform with BlackBerry UI document.
Missed the CSS change ...
fixes for context menus on issue #749
Revert "Missed the CSS change ..."

This reverts commit cd6710c99da01060cb854622725afa370bae3846.
Revert "Fixing swipedown menu to conform with BlackBerry UI document."

This reverts commit 1f2db2e528ab3c57f28be23eeb55e03c94c78363.
Fixing swipedown menu to conform with BlackBerry UI document.

Backed out changes except the src/ directories.
Merge pull request #761 from glasspear/master

application menu update
updates for pull request #761
Update README.md
updated tab overflow sizing for Q10
updated sizing for action overflow menu on Q10
fixes for context menu with quotes for issue #758
Added setCaption(value), getCaption() for BB10. #308
Added clear(), getItems(), getCaption(), setCaption(value), getImage(), setImage(imgPath), remove() functions for #451
Modified samples page
Fixing a typo there is a ; where there should be a ,
removing default top position for menuBar
Changing menuBar to behavour in a similar way to the tabOverflow menu.
fixes #773 and also appears to fix the menuBar portion of #762. Tested
on Z10 and PB w and w/o BB10 styling enabled.
Merge pull request #798 from glasspear/master

Application Menu fixes