Adding documentation for the new RawQuery
Adding documentation for the new RawQuery

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