testing: added fake implementation for provision.Provisioner
testing: added fake implementation for provision.Provisioner

Related to #211.

gwmoura/tsuru,mderaldo/tsuru,kgrvamsi/tsuru,hugoantunes/tsuru,ggarnier/tsuru,kgrvamsi/tsuru,mderaldo/tsuru,guilhermebr/tsuru,firebitsbr/tsuru,hcxiong/tsuru,jblancett/tsuru,tuxmonteiro/tsuru,gciotta/tsuru,hugoantunes/tsuru,cezarsa/tsuru,RichardKnop/tsuru,Endika/tsuru,hcxiong/tsuru,cgvarela/tsuru,4eek/tsuru,tuxmonteiro/tsuru,Endika/tsuru,tuxmonteiro/tsuru,4eek/tsuru,tsuru/tsuru,tsuru/tsuru,tsuru/tsuru,firebitsbr/tsuru,guilhermebr/tsuru,guilhermebr/tsuru,ggarnier/tsuru,RichardKnop/tsuru,mderaldo/tsuru,ggarnier/tsuru,kgrvamsi/tsuru,jblancett/tsuru,gwmoura/tsuru,ArxdSilva/tsuru,Endika/tsuru,ArxdSilva/tsuru,hcxiong/tsuru,firebitsbr/tsuru,ggarnier/tsuru,cgvarela/tsuru,ArxdSilva/tsuru,gwmoura/tsuru,guilhermebr/tsuru,gciotta/tsuru,RichardKnop/tsuru,ArxdSilva/tsuru,cezarsa/tsuru,4eek/tsuru,jblancett/tsuru,cezarsa/tsuru,tsuru/tsuru,gciotta/tsuru,cezarsa/tsuru,cgvarela/tsuru