baked: Support initial args for cache key
baked: Support initial args for cache key

When making baked query in classmethod of declarative base,
cls should be added in cache key.

    @as_declarative
    class Base(object):

        @classmethod
        def baked_query(cls):
            return bakery(lambda: session.query(cls), (cls,))

j5int/sqlalchemy,ThiefMaster/sqlalchemy,olemis/sqlalchemy,itkovian/sqlalchemy,itkovian/sqlalchemy,pdufour/sqlalchemy,elelianghh/sqlalchemy,davidfraser/sqlalchemy,davidjb/sqlalchemy,WinterNis/sqlalchemy,monetate/sqlalchemy,pdufour/sqlalchemy,276361270/sqlalchemy,halfcrazy/sqlalchemy,WinterNis/sqlalchemy,dstufft/sqlalchemy,davidjb/sqlalchemy,Akrog/sqlalchemy,hsum/sqlalchemy,graingert/sqlalchemy,bdupharm/sqlalchemy,brianv0/sqlalchemy,wujuguang/sqlalchemy,sandan/sqlalchemy,inspirehep/sqlalchemy,inspirehep/sqlalchemy,wujuguang/sqlalchemy,j5int/sqlalchemy,ThiefMaster/sqlalchemy,dstufft/sqlalchemy,sqlalchemy/sqlalchemy,monetate/sqlalchemy,epa/sqlalchemy,EvaSDK/sqlalchemy,wfxiang08/sqlalchemy,robin900/sqlalchemy,halfcrazy/sqlalchemy,graingert/sqlalchemy,hsum/sqlalchemy,davidfraser/sqlalchemy,276361270/sqlalchemy,brianv0/sqlalchemy,elelianghh/sqlalchemy,wfxiang08/sqlalchemy,bootandy/sqlalchemy,epa/sqlalchemy,bootandy/sqlalchemy,EvaSDK/sqlalchemy,bdupharm/sqlalchemy,sandan/sqlalchemy,zzzeek/sqlalchemy,Akrog/sqlalchemy,robin900/sqlalchemy,olemis/sqlalchemy