* 3.2:
Misspelled word
Display a better error design when the toolbar cannot be displayed
do not validate empty values
[Cache] fix cleanup of expired items for PdoAdapter
[Console] fix description of INF default values
[PropertyAccess] Fix TypeError discard
[Validator] Throw exception on Comparison constraints null options
Identify tty tests in Component/Process
[Workflow] Added more events to the announce function
[Validator] Remove property path suggestion for using the Expression validator
[WebProfilerBundle] Fix css trick used for offsetting html anchor from fixed header
[Security] Fix annotation
* 3.2:
[Workflow] Delete dead code
Rename StackOverflow to Stack Overflow
[travis] Test with hhvm 3.18
[Workflow] Fixed marking state on leave and enter events
The previous behavior was underterministic because it took the first
transition during the `can` and the `apply` method. But the "first"
does not mean anything. Now the workflow apply all possible
transitions with the same name.
* ScalarMarkingStore -> SingleStateMarkingStore
* PropertyAccessorMarkingStore -> MultipleStateMarkingStore
And I also made optionnal the `marking_store` config, to let the
componant choose the best marking store depending on the type
(state_machine or workflow).
