Fix packaging warnings

15 jobs for master in 14 minutes and 27 seconds (queued for 3 minutes and 4 seconds)
Status Job ID Name Coverage
  Build
passed #101219
conda-linux
build_linux_27

00:01:42

passed #101220
conda-linux
build_linux_35

00:01:57

passed #101221
conda-linux
build_linux_36

00:01:59

passed #101222
conda-macosx
build_macosx_27

00:03:13

passed #101223
conda-macosx
build_macosx_35

00:02:47

passed #101224
conda-macosx
build_macosx_36

00:02:43

 
  Test
passed #101225
conda-linux
test_linux_27

00:01:05

passed #101226
conda-linux
test_linux_35

00:01:20

passed #101227
conda-linux
test_linux_36

00:01:46

passed #101228
conda-macosx
test_macosx_27

00:03:22

passed #101229
conda-macosx
test_macosx_35

00:03:32

passed #101230
conda-macosx
test_macosx_36

00:03:12

 
  Docs
passed #101231
conda-linux
docs_linux_35

00:00:22

 
  Wheels
passed #101232
conda-linux
wheels_linux_27

00:00:11

passed #101233
conda-linux
wheels_linux_35

00:00:07