Disallow abstract definitions from doctrine event listener registration
ISSUE #11300: Improve Routing Syntax Import Error

modified FileLoaderLoadException message to present the previous (Parse)Exception first
Add test and small code fix
[DependencyInjection] Pass a Scope instance instead of a scope name.
[Process] Fixes issue #11421
[Process] Add test to verify fix for issue #11421
Bring code into standard
Addition of the symfony license text
[MonologBridge] fixed Console handler priorities
- Removed spaces around the concation dots to be more consitent
- adjusted some formatting
Merge remote-tracking branch 'upstream/master'
removed some more spaces
[Validator] Made sure that context changes don't leak out of (Contextual)ValidatorInterface
[HttpFoundation] moved test file to the right directory
[Validator] Fix constraint violation message parameterization
[Validator] Fixed value-to-string conversion in constraint violations
[Validator] Simplified IBAN validation algorithm
[Validator] Fixed and simplified IsbnValidator
[Validator] Simplified IssnValidator
[Validator] Simplified and explained the LuhnValidator