Add support for optimized contains
Add UPGRADE note
Add missing typehint
Remove useless docblock
Remove extra phpdoc
Remove BC notice
Enforce Criteria
Add documentation for the `HIDDEN` keyword in DQL
Merge pull request #1047 from simonharris/master

Minor grammatical corrections
Fix wrong version
Merge branch 'master' of github.com:doctrine/doctrine2
Fix typo in exception message
ignore case when checking for existing methods to avoid redeclaration on update
Merge pull request #1049 from deeky666/DDC-3152

[DDC-3152] Fix redeclaration of methods on entity generation update
Merge pull request #1048 from MidnightDesign/patch-1

Fix typo in exception message
Fixed mismatch in expected exception message, see doctrine/doctrine2#1048
Allowing failures on hhvm-nightly, as the build chokes on composer installation for now (unrecognized console flags)
Merge branch 'hotfix/build-fix'
Add failing test for DDC-3160
Drop Unicode character

It broke the LaTeX build.