Trying vc 14.2 instead of 14.1 and vs2019 instead of vs2017
+c_compiler: # [win]
+ - vs2019 # [win]
+ - vs2019 # [win]
+cxx_compiler: # [win]
+ - vs2019 # [win]
+ - vs2019 # [win]
+vc: # [win]
+ - 14.2 # [win]
+ - 14.2 # [win]
+
MACOSX_DEPLOYMENT_TARGET: # [osx]
- '10.12' # [osx]
