adding faq link to tutorial
Merge pull request #1210 from Kedersha/master

adding faq link to tutorial
Merge branch 'master' of github.com:OpenSourceFieldlinguistics/FieldDB
using gravatars for corpus and users and a list of corpora

instead of a dropdown fixes #1217
also added links to the users page and the corpus' page
added client side cleaning for usersnames fixes #1214
using font awesome for expand and collapse icons
fixes #1219 corrected tutorial link, updated faq with import and export info and sending bug reports to the form instead of @senhorzinho so he doesnt get overloaded