fix windows CI for loops

15 jobs for master in 5 minutes and 10 seconds (queued for 1 second)
Status Job ID Name Coverage
  Build
passed #41195
Linux
build-2.7-linux

00:01:17

passed #41196
Apple
build-2.7-macos

00:02:19

passed #41193
Linux
build-3.5-linux

00:01:21

passed #41194
Apple
build-3.5-macos

00:02:20

passed #41192
VS2017
build-3.6-VS2017

00:01:29

 
  Test
passed #41200
Linux
test-2.7-linux

00:00:05

passed #41201
Apple
test-2.7-macos

00:00:10

passed #41198
Linux
test-3.5-linux

00:00:09

passed #41199
Apple
test-3.5-macos

00:00:12

passed #41197
VS2017
test-3.6-VS2017

00:00:21

 
  Deploy
passed #41205
Linux
deploy-2.7-linux

00:00:01

passed #41206
Apple
deploy-2.7-macos

00:00:01

passed #41203
Linux
deploy-3.5-linux

00:00:01

passed #41204
Apple
deploy-3.5-macos

00:00:01

passed #41202
VS2017
deploy-3.6-VS2017

00:00:02