conda: remove python 2.7/3.6 from support and clean for useless dep on numpy

4 jobs for 5-priamacq-false-minimum-period-calculation-in-startacq in 5 minutes and 27 seconds (queued for 1 second)
Status Job ID Name Coverage
  Build
passed #138762
linux
build-linux

00:02:39

 
  Build Noarch
passed #139295
conda
build-noarch

00:02:48

failed #138763
conda
build-noarch

00:04:17

 
  Deploy
manual #138764
linux conda allowed to fail manual
deploy-devel