add docblock explaining what with_settings does
add docblock explaining what with_settings does

Signed-off-by: Morgan Goose <ac0427644dd2e0fe2d6a84ab3a855e56924d2098@gmail.com>

cmattoon/fabric,rodrigc/fabric,sdelements/fabric,StackStorm/fabric,MjAbuz/fabric,akaariai/fabric,jaraco/fabric,bspink/fabric,TarasRudnyk/fabric,xLegoz/fabric,rbramwell/fabric,ploxiln/fabric,kxxoling/fabric,elijah513/fabric,tolbkni/fabric,pashinin/fabric,amaniak/fabric,kmonsoor/fabric,haridsv/fabric,opavader/fabric,pgroudas/fabric,itoed/fabric,felix-d/fabric,tekapo/fabric,fernandezcuesta/fabric,rane-hs/fabric-py3,SamuelMarks/fabric,askulkarni2/fabric,mathiasertl/fabric,bitprophet/fabric,cgvarela/fabric,raimon49/fabric,bitmonk/fabric,likesxuqiang/fabric,qinrong/fabric,hrubi/fabric,getsentry/fabric