Add abstract="true" to abstract_formatter

Add abstract="true" to abstract_formatter in container definition
fixed css for tags output
Fix embedded collection of custom FormType Error

Fix an error when trying to use embedded form collections.

Referenced issue: #442
Fix toggler click event
Refactored authentication config
Update composer.json
Merge pull request #449 from dbu/patch-1

Update branch-alias
Merge pull request #447 from EmmanuelVella/toggler

Fix toggler click event
Merge pull request #445 from ogizanagi/patch-1

Fix embedded collection of custom FormType Error
Merge pull request #439 from thenetexperts/tags-fix

fixed css for tags output
Merge pull request #446 from EmmanuelVella/bearer

Add Bearer authentication
Fix CS & file permissions
update config reference
Prepare 2.7.0 release
Add poser badges
Merge pull request #418 from bezhermoso/swagger

Swagger support
Merge pull request #438 from nikita2206/patch-1

Add abstract="true" to abstract_formatter
Added caching layer with the controllers and routing files as resources.
Merge pull request #444 from bezhermoso/caching

Added caching layer
Form errors parser.

Doc comment updates.