Two fixes related to making PHPCR-ODM work

- Changed requirements on routes to use .* to allow full paths
- Use ->find($id) instead of ->findBy(array('id' => $id)) which would
  never work with PHPCR-ODM
Specify alias for PHPCR
Fixed mapping files
Added repositories
Merge pull request #602 from dantleech/fixes_for_phpcrodm

[WIP] Two fixes related to making PHPCR-ODM work
Merge remote-tracking branch 'sonata-project/master'