Fixed KnpMenuBundle dependency in composer
Added block services documentation
Documented EmptyBlockService
Fix some typos in exceptions.rst
Fix some typos in cache.rst
Merge pull request #102 from EmanuelaMollova/fixTypos

Fix typos
Merge pull request #101 from Bladrak/documentedBlockServices

Added block services documentation
Merge pull request #100 from Bladrak/fixedKnpDependencies

Fixed KnpMenuBundle dependency in composer
Merge branch 'sonata/master'