Adding tests for using Q objects with JOINs
Adding tests for using Q objects with JOINs

ghukill/peewee,mackjoner/peewee,jarrahwu/peewee,jnovinger/peewee,jarrahwu/peewee,lez/peewee,jnovinger/peewee,bopo/peewee,teserak/peewee,new-xiaji/peewee,fuzeman/peewee,Dipsomaniac/peewee,new-xiaji/peewee,d1hotpep/peewee,new-xiaji/peewee,coreos/peewee,coleifer/peewee,wenxer/peewee,softside/peewee,zhang625272514/peewee,Sunzhifeng/peewee,d1hotpep/peewee,coleifer/peewee,bopo/peewee,stas/peewee,coleifer/peewee,Sunzhifeng/peewee,Sunzhifeng/peewee,zhang625272514/peewee,giserh/peewee,fuzeman/peewee,bopo/peewee,py4a/peewee,jarrahwu/peewee,wenxer/peewee,ronyb29/peewee,giserh/peewee,coreos/peewee,zhang625272514/peewee,Dipsomaniac/peewee,coreos/peewee,Dipsomaniac/peewee