Switch projects:create to take options for jira attrs
Require RACK_ENV to be explicitly set

Running actions in the wrong environment can make very big messes and
is very easy to set, so we require that this be set. It adds a bit more
work to user setup, but it saves pain down the road.
Add jira_components to projects table
Jira query methods should return empty array on error
Correct errors with issue_matcher method invocation
All jira issues should be created with a project
Add jira components to newly created jira issues
Merge branch 'jira-components'
Add documentation link for github X-Hub-Signature
Extract Github README documentation