PersistentCollection - initialize coll - create failing tests
Initialize coll when using Collection methods inside PersistentCollection
do not initialize coll on add()
remove redundant require_once for TestInit.php
convert PersistentCollection functional tests to unit tests
Added coverage to DDC-2524. Updated DDC-1719 to fix related DBAL bug.
Merge pull request #743 from doctrine/DDC-2524

Added coverage to DDC-2524. Updated DDC-1719 to fix related DBAL bug.
Merge pull request #731 from austinsmorris/PersistentCollection-initialize-coll

[DDC-2564] - PersistentCollection - initialize coll
Second cache level POC
First round of refactory
Fix factory method name
refactoring region access tests
basically support for many to many collection
Refactoring tests
store cascade collections
refactoring collections store
handle one to many collections storage
tests put entities on persist
test one to many orphan removal
drop support for Region#toArray and Region#count