adjust math to hide border on video player, refs #77
autoplay, fixes #126
remove trailing whitespace and fixes #144
resolve time problems and progress
course_material admin. Fixes #141. Fixes #153.
small fixes in course materials
create code to submit new lessons from admin page, refs #158
resolve autplay issue
adding content to the foot
autoplay, fixes #126
remove trailing whitespace and fixes #144
resolve time problems and progress
course_material admin. Fixes #141. Fixes #153.
small fixes in course materials
resolve autplay issue
adding content to the foot
Merge branch 'issue158'
Merge branch 'master' into metricas
s/pilot_course/curso_piloto