Update dashboard css
Merge pull request #2070 from EmmanuelVella/dashboard

Update dashboard css
remove deprecated method configureShowField
Add a fallback to improve mopa compatibility if MopaBootstrapBundle is not present
limit size for the edit title
add a new method to return getObjectMetadata
slovenian translation patched
Merge pull request #2071 from peterkokot/patch-1

Slovenian translation patched
use admin's translation domain for delete checkbox

otherwise it's in messages ...
Update HelperController.php

fix bug for postgresql : Invalid text representation: 7 ERROR:  invalid input syntax for integer: """
Update HelperController.php
Improve support for postgresql when objectId="" and not null
improve string concatenation performance (can have an impact depends on the number of Admin)
optimize routes
Add support for ConfigCache
add CacheWarmer for route
revert commented tests
Update architecture.rst

Wrong class were used in the child admin example ;)
Appropriate title for config blocks

I think there should be appropriate title for code blocks.
Update sonata project credit