Prepare Release 1.2.3

[FinalAngel]

• Added css regression tests framework
• Fixed an issue with datetime fields being displayed incorrectly (#347)
• Fixed a bug with related-widget add/change buttons inside changelist (#348)
• Fixed an issue with login screen on Django 1.9
• Fixed an issue with calendar display in Django 1.9
• Fixed inline grouped field with
• Synced translations with Transifex

[czpython]

👍

[evildmp]

The commit message shows a lot of changes, but in the commit itself, only version numbers are changed/added.

[FinalAngel]

@evildmp aye thats the extract from the changelog