Changed description of assessmend folder in README
Created "checklists" folder to store checklists.
Created new checklists
New checklists
Renamed organizers checklist
Merge branch 'master' of https://github.com/swcarpentry/assets
Merge branch 'master' of https://github.com/swcarpentry/assets
Merge pull request #18 from amyrbrown/master

Created checklists for organizers, admin and instructors (also tiny change to readme). Much work remains to be done.