provision/docker,permission: use properly context check in remove node handler.
provision/docker,permission: use properly context check in remove node handler.

ArxdSilva/tsuru,guilhermebr/tsuru,ggarnier/tsuru,gwmoura/tsuru,ggarnier/tsuru,guilhermebr/tsuru,ggarnier/tsuru,tsuru/tsuru,Endika/tsuru,Endika/tsuru,cezarsa/tsuru,ArxdSilva/tsuru,gwmoura/tsuru,ggarnier/tsuru,cezarsa/tsuru,cezarsa/tsuru,cezarsa/tsuru,ArxdSilva/tsuru,Endika/tsuru,tsuru/tsuru,tsuru/tsuru,gwmoura/tsuru,tsuru/tsuru,ArxdSilva/tsuru,guilhermebr/tsuru,guilhermebr/tsuru