Fixes propelorm#1324 - fixed wrong sprintf arguments positioning in g…

…etIdentifierPhp()

Related to propelorm#1090.

Compatibility of numeric and string keys (propelorm#1279)

Compatibility of numeric and string keys

Merge pull request propelorm#923 from SCIF/external-attribute

External attribute added

Fixed typo in ConcreteInheritance behavior.

Merge pull request propelorm#611 from marcj/master

Fixed propelorm#477, Fixed propelorm#607, Fixed propelorm#604, Fixed propelorm#610

Fix CS

Update composer, fix propelorm#407