added hackathon foo
hackathon/dev links
initial getting started docs
more updates
more hackathon getting started updates
more docs update
more info
more updates
updated with link to test coverage
guide to testing etc
added comments for committers
whoops, added for-khmer-devs
Fixed typo
Merge pull request #544 from jrherr/docs/hackathon

Fixed typo in code
updated to note git pull origin master and also multiple pushes to a PR
more fixes for checkboxes, etc.
Moves khmer exception classes to their own file and defines new base class for all
exceptions.
Merge branch 'master' of github.com:ged-lab/khmer into docs/hackathon
reorganization of documentation into user and dev
fix url to test coverage