Allows issue creator to select multiple watchers by group and role.
This plugin is forked from the original one (from wookayin) and added the function of watchers multi-select by role.
On directory REDMINE_HOME/vendor/plugins for Redmine 1.x.
git clone https://github.com/cou2jpn/redmine_watchers_by_group
then just restart redmine server.
Compatible with Redmine 1.4.x. and 2.x
Thanks to Jongwook Choi, and Milan Stastny. Original readme is README_original.md.