Include LICENSE.rst in source distribution

Fixes #10.
14 jobs for master in 18 minutes and 40 seconds (queued for 3 seconds)
Status Job ID Name Coverage
  Dist
passed #237098
dependencies/python3.6

00:02:57

passed #237099
dependencies/python3.7

00:02:42

passed #237093
sdist

00:00:42

passed #237096
macos_elcapitan
wheel:cp36-cp36m-macosx

00:00:23

passed #237094
wheel:cp36-cp36m-manylinux1

00:00:51

passed #237097
macos_elcapitan
wheel:cp37-cp37m-macosx

00:00:22

passed #237095
wheel:cp37-cp37m-manylinux1

00:00:50

 
  Test
passed #237100
docs

00:10:43

passed #237104
lint

00:00:29

failed #237743
test/coverage

passed #237101
test/python3.6

00:15:39

passed #237102
test/python3.7

00:15:23

failed #237103
test/coverage

00:03:52

 
  Deploy
skipped #237105
pages
 
Name Stage Failure
failed
test/coverage Test There has been a missing dependency failure
No job log