Now site can be set in config so any EdX powered site can be downloaded
Merge branch 'master' of https://github.com/nonsleepr/edu_10gen_dl
fix indexing courses to list chapters
Fix typo (eudcation -> education); append description to reflect changes
downloading from any edx-like site
Merge pull request #1 from nettoyeur/master

Fix indexing + support multiple EdX powered sites