Unittest for updating default locale when in translated locale
Translation updates in default locale

Properly handle translation updates in default locale when entity
has been loaded in a different locale.
Merge remote branch 'robert-jan/prezent' into prezent

Conflicts:
	lib/Gedmo/Translatable/TranslatableListener.php
Properly save translations updates in entity table

Even when the default locale is also persisted to the translation
table.
Merge branch 'default-locale' into prezent
Merge pull request #579 from sandermarechal/default-locale

Properly handle translation updates in default locale
- translatable entity has no getObject method
- correction, translated object MAY have an getObject method
clean up code, throws an exception if translation entity does not extend either AbstractTranslation or AbstractPersonalTranslation
Implemented proposed code changes
merging changes from trans-object branch
improved emtpy-check before deciding whether or not an update is needed
Merge branch 'empty-translation' into prezent