extending the example for filters in issue #4056
Store PK if it has been set on a created model, fixes #4244
The foreign key in the belongs_to relationship is now only set to the value's primary key if the value is an instance of ORM, otherwise the foreign key is set to NULL. Fixes #4420
Build select quickfix
Refs #4466 - ORM::values() documentation
Merge pull request #59 from kemo/3.2/quickfix

Refs #4474 - ORM table alias problem
Merge branch '3.2/develop' into 3.3/develop
Refs #3747 - Wrong return value for ORM::serialize()
Refs #3714 - Remove the comment about deleting multiple records
Refs #3714 - ORM::delete_all() doesn't exist
Refs #3889 - Model_User_Token doesn't specify the created column
Refs #3738 - ORM::primary_val nonexistant
Refs #4018 - ORM Auth driver breaks default value behavior with Auth::get_user()
Merge pull request #60 from kemo/feature/massass_docs

Refs #4466 - ORM::values() documentation
Merge branch '3.2/develop' into 3.3/develop
Merge pull request #61 from kemo/a2c08e941c

Speed up ORM::_initialize(). Fixes #4333.
Merge branch 'kemo/3.3/develop' into 3.3/develop
Merge branch '3.1/develop' into 3.2/develop
Passes CodeSniffer with warnings and 1 error:
Ternary begining on line 153 is split over multiple lines.
Merge pull request #67 from yakatz/3.3/cleanup

3.3/cleanup