Merge pull request #45 from chives/dev

Updated dependincies
New driver, doctrine-orm
Mark Driver/Doctrine/ classes as deprecated
Add php 5.5 to travis ci configuration
Updated docs
Refactorize code
Refactorized DoctrineFieldInterface
Merge pull request #48 from norzechowicz/doctrine-orm

Added new driver - doctrine-orm
Fixed clause option in doctrine entity field