collector: added flags for juju and ec2 collector
collector: added flags for juju and ec2 collector

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