Change Pony ORM version: 0.6rc2 -> 0.6rc3
Refactor import from MySQLdb for conformity
Refactor Sphinx pony_agogo theme
Fixes #84: executing db.insert() should turn off autocommit and begin transaction
Remove obsolete code
Refactoring of Entity._find_()
Fixed #83: Entity.get() should issue LIMIT 2 when non-unique criteria used for search
Fixes #89: IN / NOT IN clauses works different with empty sequence
Fixes #92: without_distinct() and first() does not work right together
Fixes #90: Do not automatically add "distinct" if query.first() used
Merge branch 'master' to 'orm': bugfixes