Remove literature from CL (to be added to a repository of its own)

Signed-off-by: enyst <engel.nyst@gmail.com>
Note and link the academic repository. Make .md file.

Signed-off-by: enyst <engel.nyst@gmail.com>
Merge pull request #281 from enyst/literature

Remove literature from CL
Merge pull request #282 from enyst/lit2

Note and link the academic repository.
Create readme.md
Further bitbucket purging.
Merge remote-tracking branch 'origin/master'