Issue #307 Fixed relationship between entities
Issue #332 Specified the table names
Issue #335 Removed methods
Merge pull request #334 from elcodi/fix/geo-mapping-tables

Issue #332 Specified the table names
Merge pull request #333 from elcodi/fix/zones-members-doctrine-relation

Issue #307 Fixed relationship between entities
Merge pull request #336 from elcodi/fix/removed-unused-methods

Issue #335 Removed methods
Fix order state event names and methods
Merge pull request #343 from arkaitzgarro/master

[Cart] Fix order state event names and methods
Changed files chmod to 644
Merge pull request #344 from elcodi/fix/chmod-some-files

Changed files chmod to 644
Fixed Variant::setOption behavior

When setting a Collection of options to a Variant, each Option should be
added separately using the Variant::addOption() method, which will also
update the parent Product Attribute collection.

Product::removeAttribute() method was also added
Refactored Tests
Variant::setOptions should clear the collection before adding it