Fixed issue #438. [Translatable] DefaultLocale
Merge pull request #444 from recipe/ticket_438

Fixed issue #438. [Translatable] DefaultLocale
Comments cleaning.
Refactor group getting into method getGroups().
Merge pull request #445 from djlambert/sortable-groups-refactor

Sortable get groups refactor
Added test to reproduce #449.
Minor fix. Issue #438
- fix for translation repository case
- added test for TranslationRepository
- fixed sequence bug in listenter & amended test to reproduce both situations
Merge pull request #446 from recipe/ticket_438

Minor fix for issue #438
Ensure parent is initialized before node update
Merge pull request #459 from craigmarvelley/458-ensure-parent-is-initialized

Ensure parent is initialized before node update
[Tree] Added test case for issues #458 and #459
[Tree] Allow to change the default index "__children" used to hold the children of nodes.
Update doc/translatable.md
Fixed issue #447.
[Uploadable] Use the generated filename, if any, when appending a number.
Merge pull request #460 from yosmanyga/patch-1

Update doc/translatable.md
Create hash from the DateTime value rather than the object itself. Fixes #455
Add test for #455
Made group items start at -1 instead of 0
[Loggable] Checks if there were any changes in versioned fields, otherwise don't log LogEntry with empty data.