1.15.3
New features
[ef27897] Allowed to define page titles globally for all entities (@annaos)
[f0cdb90] Improved the autocomplete field type to use it in embedded forms (@yceruto)
[88012eb] Added a .gitattributes config file to reduce the bundle file size (@javiereguiluz)
Bug fixes
[ad86669] Always call isSubmitted() before calling isValid() to avoid Symfony deprecations (@xabbuh)
[00191af] Allow horizontal reuse for bootstrap_3_horizontal_layout.html.twig
template (@ogizanagi)
[abe24f7] Fixed missing birthday form type nullable handling (@ogizanagi)
[91faa69] Fixed the default format used when changing the property type (@ogizanagi)
[a03b458] Prevented error messages when installing an app and the DB doesn't exist (@javiereguiluz)
[67f8c4b] Added missing dependency on twig-bundle (@fabpot)
[19b86d9] Added missing dependency on security-bundle (@fabpot)
[6921a9c] Display Flash messages when using custom actions too (@COil)