Added EntityHints unit tests
Update tern - fixes #3606, #3605

Also update acorn, as latest tern needs the latest version of acorn.

Codehinting tests all pass, and performance does not seem to have degraded.
Added some more unit tests + cleanup fixes
prime pump to improve first hint performance
bypass pump when unittesting
Two more tests
Update acorn and tern.

Acorn is now version 0.2 and tern is 0.1
Fixes after review
Removed one test
Merge pull request #3692 from dloverin/first-hint-perf

prime pump to improve first hint performance
Added Test for Issue 3339
Merge pull request #3524 from WebsiteDeveloper/EntityHintsUnitTests

Added EntityHints unit tests
Merge pull request #3710 from WebsiteDeveloper/TestForIssue-3339

Added Test for Issue 3339
Hack yet another place where we need to use _codeMirror.replaceRange() in code hints to make them work in inline editors because of #1688.
Added note about replaceRange() issue to JSDoc comment in Document
Merge pull request #3711 from adobe/nj/issue-3709

Hack yet another place where we need to use _codeMirror.replaceRange()...
Merge pull request #3623 from eztierney/update-tern

[JS Code Hints] Update tern - fixes #3606, #3605