feat: assosiated problems in video details

Signed-off-by: A. Prooks <aprooks@live.ru>
Merge pull request #6 from ChrisBoesch/master

Merge pull request #42 from aprooks/master
feat: solved problems collapsed via angBootstrap

Signed-off-by: A. Prooks <aprooks@live.ru>
Merge branch 'master' of github.com:aprooks/angular-education
chore: built assets

Signed-off-by: A. Prooks <aprooks@live.ru>
chore: bower resolve

Signed-off-by: A. Prooks <aprooks@live.ru>
Merge pull request #43 from aprooks/master

stub page of video details