* 3.4:
Clarify the exceptions are going to be rendered just after
[DI] Remove colon from env placeholders
fixed CS
[Yaml] initialize inline line numbers
[Workflow] Added tests for the is_valid() guard expression
[Workflow] Added guard 'is_valid()' method support
Add & use OptionResolverIntrospector
Add debug:form type option
* 3.4:
[DI] Remove unused props from the PhpDumper
[VarDumper] Keep and reuse array stubs in memory
[DI][ProxyManager] Pass the factory code to execute to DumperInterface::getProxyFactoryCode()
[Workflow] Adding workflow name to the announce event
[ProxyManager] Cleanup fixtures
[Console][WebServerBundle] Use "exec" when possible
[Debug] HTML-escape array key
Add some phpdocs for IDE autocompletion and better SCA
Fixed typo in docblock