footer tweaks
Added admin panel.
Added ability to define new orgs from admin panel.
Improved the org members schema.
Ability to express interest and see list of confirmed workshops.
Ability to add new members to an org.
Ability to add people from admin panel.
fix ID column s/user_id/id
Fixed org signup (closes #30)
Fixed error in trainer signup (closes #31)
Added ability to express interest.
Added unique constraint to workshop_trainers table.
Fixed error in setting up new workshops.
fixed logout
Workshop edit feature
ignore backup files created by Emacs
Merge pull request #35 from baijum/workshop-edit

Workshop edit
workshop cleanup
Linked the workshop title to the workshop on edit page.
Fix typo: include Readme.md