Manifest
Fixing typo
Put links
Merge branch 'master' of https://github.com/mentorcode/site

* 'master' of https://github.com/mentorcode/site:
  Disable previous days in calendar of talk
  Use available attribute for show talk calendar
Merge branch 'master' of https://github.com/mentorcode/site

* 'master' of https://github.com/mentorcode/site:
  Fixed typo