Use the r channel instead of asmeurer in environment.yml
Use the r channel instead of asmeurer in environment.yml

The r channel is more stable than my channel, and should be preferred for
production environments.

kcompher/topik,ContinuumIO/topik,kcompher/topik,lewismc/topik,ContinuumIO/topik,lewismc/topik,lewismc/topik,kcompher/topik