v2.3.0

This release includes #20 #21 #23.

v2.2.0

Add extra info for when scope is incoming-webhook. thx @gssbzn.

v2.0.0

• Add some profile information to info block
• Update readme.

Support team option.

Merge branch 'master' of https://github.com/kmrshntr/omniauth-slack

Conflicts:
	lib/omniauth/strategies/slack.rb