Update composer
Add DoctrineMigrationProvider
Add doctrine migration commands
UseDoctrineMigrationServiceProvider
Add DoctrineMigration Patch
Patch CS consistency
update cpsr.lock
Fix patch version
Fix migration
Fix neutron comments
Remove PreSchema Upgrader
Use short array syntax
Fix neutron's comments
Merge pull request #777 from nlegoff/doctrine_mig

[3.9] Add doctrine migration
Fix CS
Add configuration property access service
Use configuration property accessor
Merge pull request #793 from romainneutron/configuration-access

[3.9] Use configuration property access service
Add configuration form types
Move main "languages" and "servername" to top level, "task-manager" and "binaries" to main configuration