Obsolete tfm-rubygem-extlib and -docker-api in tfm (#3622)
a1da2ca434bc04015b23d45ea55b230309b4cf0f removed the extlib but didn'tobsolete it. 4395d3b60c3f0e145b5ce787c7e809d7d3f32822 did the same fordocker-api.
Obsolete tfm-rubygem-extlib and -docker-api in tfm (#3622)
a1da2ca434bc04015b23d45ea55b230309b4cf0f removed the extlib but didn't
obsolete it. 4395d3b60c3f0e145b5ce787c7e809d7d3f32822 did the same for
docker-api.