Allow for ODM beta version in composer.json
Allow for ODM beta version in composer.json

BETA5 is currently accepted for the Symfony2 bundle, so we can stick to that for now.

doctrine/DoctrineMongoODMModule,doctrine/DoctrineMongoODMModule,Bilge/DoctrineMongoODMModule,doctrine/DoctrineMongoODMModule,prolic/DoctrineMongoODMModule,prolic/DoctrineMongoODMModule,Bilge/DoctrineMongoODMModule