fix issue 4238- 'Save As on file in working set does not preserve working set order'
update tern and acorn to latest master
Update expected results, as Tern now gives us better results than what the test was expecting.
per pull request review, updating comments and correcting conditionals
per pull request review, added code to suppress the initial removal of the item from the working set, thereby reducing the flicker otherwise caused by two redraws of the working set list
Merge pull request #4439 from eztierney/tern-investigation

Update tern & acorn
per pull request review, pushing 'suppressRedraw' flag into the WorkingSetView handler
Untitled document support using InaccessibleFileEntry objects.
Merge pull request #4443 from adobe/untitled-documents

Untitled document support
per pull request review, updating comment and merging latest master (to manually resolve conflicts)
JSDoc cleanup.
per pull request review, conditionalizing more of the list removal code so that the working set list isn't changed at all
Merge remote-tracking branch 'origin/bchin/issue_4238' into bchin/issue_4238
Typo
Merge pull request #4437 from adobe/bchin/issue_4238

fix issue #4238- 'Save As on file in working set does not preserve working set order'
Merge branch 'master' into alf
Updated by ALF automation.