feat(api): courses resource

Signed-off-by: A. Prooks <aprooks@live.ru>
feat(courses): list and create templates bound to Api

Signed-off-by: A. Prooks <aprooks@live.ru>
chore(ui): course name to page caption

screenshots updated

Signed-off-by: A. Prooks <aprooks@live.ru>
format: jshint errors fixed

Signed-off-by: A. Prooks <aprooks@live.ru>
Merge pull request #49 from aprooks/feature/courses

Courses API, list and create views