Fix bug #951
Use phalcon_is_iterable() macro
Fix #938
'New' means 'new', not 'clone'
Update manager.h

update manager.h add param type
Added unit test
Fixed tests
Bug fix
Typo fix
Merge pull request #960 from sjinks/phalcon_is_iterable

Use phalcon_is_iterable() macro instead of phalcon_is_iterable_ex() function
Merge pull request #958 from dreamsxin/issues951_1.3.0

Fix bug #951 for 1.3.0
Merge pull request #959 from sjinks/issue-938

Fix broken hasManyToMany()