implement find_all_*_for_phone in call_log dao
Merge branch '4205-history-performance-666'
update sqlalchemy usage for version 0.7.2

Multiple criteria for filter has been added in 0.7.5.
Merge branch 'user_line_13.24'
implement extension_dao.find

Conflicts:
	xivo-dao/xivo_dao/data_handler/extension/dao.py
	xivo-dao/xivo_dao/data_handler/extension/tests/test_dao.py
remove tests that need user_line.user_id to be NULL
Revert "remove tests that need user_line.user_id to be NULL"

This reverts commit df9774b38adae5726c551b5f86ee89e93d62b0c5.
Merge branch 'master' into replace_ule