auth/native: replace Sleep calls with WaitCondition in tests
auth/native: replace Sleep calls with WaitCondition in tests

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