v1.2.0
Changelog
780d6f6 Change module from github.com/nlopes/slack to github.com/slack-go/slack
a15b70d Fix crashing groups with more messages than limit
87aa1e6 Migrate github.com/urfave/cli/ v1 to v2
dd262f4 Use go modules instead of dep
f2a1231 add author
6aea766 add missing modules
0262c69 ignore vendor directory
076d367 set up CI
07e67f4 v1.2.0