provision/docker: improved rebalance for better containers distribution
provision/docker: improved rebalance for better containers distribution

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