Update README.md to reflect extra steps for Etherpad configuration after skinning work
Follow up after review
Consolidate joinPad and getPadUrl parameters
Merge branch 'master' of https://github.com/sakaiproject/Hilary into issue-3844
Merge branch 'master' of https://github.com/sakaiproject/Hilary into issue-3844
Follow up on etherpad joinPad and getPadUrl parameter consolidation
Merge branch 'issue-3844' of https://github.com/bp323/Hilary into issue-3844
Improved JSDoc for Etherpad joining