Fixes for v0.3.4 release#57

Merged

roryyorke merged 3 commits intopython-control:masterfrom

roryyorke:v0.3.4-release

May 1, 2019

Commits on Apr 28, 2019

Fix-ups for release

repagh
authored and
roryyorke
committed
Build: report Git errors; handle shallow clones in 'git describe'
roryyorke
committed

Commits on May 1, 2019

Include setup.cfg.in in source distribution
roryyorke
committed