Bug 397801 - Crawler: Does not handle circularity.Need to add cancel action.
Added autocomplete of '<' brackets
Added autcompletion of brackets and quotations
Convert keybinding to keypress, and added additional comments and minor param refactoring
Edge case handling
Merge branch 'Bug414335' of github.com:gabrielluong/orion.client into Bug414335

Conflicts:
	bundles/org.eclipse.orion.client.editor/web/orion/editor/actions.js