Update BaseInputFilter
If value is required, it must be set in $this->data[].
If the value is set and it should not be empty, it must be invalid, even if not required.
update to FlashMessenger view helper to allow for classes on separator
added extra test to check for separator configuration
added config test
Merge remote-tracking branch 'upstream/master'
BaseInputFilter fixed
Updated commit method to reset autocommit to true for the adapter.
Updated the order of events to update the inTransaction property first
then to reset the connection autocommit option to true.
Added autocommit = true to rollback method.
fix for issue #3685
Fix loading of a text domain from different sources
Merge branch 'hotfix/4085'

Close #4085
Close #4045
Merge remote-tracking branch 'upstream/master'
Merge pull request #3983 from ossinkine/master

Update BaseInputFilter
Merge branch 'hotfix/3983'

Close #3983
PR #4019
Merge branch 'master' of git://github.com/antonycox/zf2 into antonycox-master
Cleaned up whitespace in PR #4019
PR #4019
Merge branch 'antonycox-master'
PR #4022
Merge branch 'hotfix/3685' of git://github.com/wryck7/zf2 into wryck7-hotfix/3685
PR #4022
Merge branch 'wryck7-hotfix/3685'