Fixed typo
Fixed trailing spaces on SchemaTool
Passed column options to the join column
Merge branch 'DDC-2182' into 2.3
Update DBAL dependency
Release 2.3.1
Bump dev version to 2.3.2
DDC-2199 / DDC-2192 - Versioned fields didnt work in XML/YAML mapping
Merge branch 'DDC-2199' into 2.3
Merge remote-tracking branch 'origin/2.3' into 2.3
Fix DDC-1690

Added the lines suggested by the original reporter.
[DDC-1690] Created unit test
[DDC-1690] Added an empty line as requested.
Merge branch 'DDC-1690' into 2.3
Fix MySQL test
[DDC-2206] Fix Setup::registerAutoloadPEAR() to work with Symfony namespaces from top PEAR directory
Merge branch 'DDC-2206' into 2.3
Merge branch '2.3' of github.com:doctrine/doctrine2 into 2.3
[DDC-2175] Fix bug in JoinedSubclassPersister
Merge branch 'DDC-2175' into 2.3