Start the annotations reference doc
Added support for XML metadata driver
Merge pull request #86 from mvrhov/xmlMetadata

Added support for XML metadata driver
As metadata is in the same file as the one for a serializer, the elements from our namespace need a prefix.
Merge pull request #87 from mvrhov/xmlDriverFix

As metadata is in the same file as the one for a serializer, the element...
Add file resources into the metadata for xml an yaml drivers, so cache can be rebuild when needed
Merge pull request #88 from mvrhov/cachedMetadataRebuild

Fix cache rebuild for xml and yaml drivers
Better exception message
Tweak Adrien's work
Merge branch 'adrienbrault-doc' (PR #82)
fixed Route annotation in UrlGenerator example
Merge pull request #93 from youbs/patch-1

fixed Route annotation in UrlGenerator example
[doc] move install section to the top
[doc] Start section about the Expression Language
[doc] Move EL section to the usage section
Fix CS
Refactor XmlDriver
Add XML reference config
Fix CS
Add note about EL context