Bug 452697 - Implement the ability to show hover info during content assist 
Enable tooltips, have hover service compute content assist tooltips
Bug 454741 - Gather auto-save failure stats

Record failures in the error handler related to No Response From Network.

Change-Id: I8edd35b4597abf90a3b3a534c51e6749e56739ba
fix undo of backspace with multiple selection:

1) place the caret in multiple lines by block selection (Alt+Drag)
2) backspace a couple of times
3) undo

Note that only the last change is undone.
Bug 452560 - Replace Deploy and Deploy As Buttons with a Run Bar
- Removed dual behavior from play button
- Set tooltips for play and stop buttons
fix style definitions to not push local grammar definitions into imported grammars
Bug 454926 - implement syntax styling for .jsp files
fix warnings in textView.js