replace non-existing log_action() with print()
replace non-existing log_action() with print()

Inspired by: [Python Fabric NameError: global name 'log_action' is not defined](http://stackoverflow.com/q/22696486/4279)
mathiasertl/fabric,rane-hs/fabric-py3,qinrong/fabric,opavader/fabric,amaniak/fabric,sdelements/fabric,ploxiln/fabric,rodrigc/fabric,cgvarela/fabric,elijah513/fabric,askulkarni2/fabric,xLegoz/fabric,StackStorm/fabric,cmattoon/fabric,kxxoling/fabric,bspink/fabric,bitmonk/fabric,pgroudas/fabric,likesxuqiang/fabric,fernandezcuesta/fabric,TarasRudnyk/fabric,raimon49/fabric,jaraco/fabric,rbramwell/fabric,kmonsoor/fabric,tolbkni/fabric,itoed/fabric,tekapo/fabric,SamuelMarks/fabric,haridsv/fabric