Merge pull request hashrocket#40 from hashrocket/react

Add react to the channels list

Remove dashes from autogenerated tweets

Issue hashrocket#34

Merge pull request hashrocket#32 from dillonhafer/validate-editor

Validate editor options

Allow 200-word posts to be valid

Update Twitter card

Merge pull request hashrocket#27 from hashrocket/issue/26

Only store slack name if it is not blank

Declare host and protocol for production envs

Add max likes to development seeds

Fix typo

Update CHANGELOG