cmd/tsuru: bump to 0.8.8.
cmd/tsuru: bump to 0.8.8.

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