Refactoring: EntityMeta._find_in_cache_ doesn't throw KeyError anymore
Entity.get_for_update()
Apply @wrap_dbapi_exceptions decorator to provider.inspect_connection()
core.suppress_debug_change flag added
Small fix
Unified transaction model
Save current db_session in module threadlocal variable
debug messages "get new connection" and "get connection from the local pool"
Move generation of some orm log messages out of core to dbapiprovider
Final part of "unified transaction model" refactoring
fix: FOR UPDATE query result should not be taken from the cache
Merge master to orm: unified transaction model