trim head and tail spaces for names and emails of updating staff and students
files for submission
download submission files in submission gradings
added mark as pending in comment summary
recompiled assets
move modules from lib/modules to app/modules
only update grade after finish all questions in a training (fix for mcq.)
first pass at CSS tweaks
add select_all option to mcq.
clean precompiled assets for dev branch
change training/do view to support mcq with select all answers.
add new std submission type for the mcq question.
simplify the grader for mcq questions.
add a toz grader for mcq_select_all."
Merge branch 'development' of github.com:Coursemology/coursemology.org into development

* 'development' of github.com:Coursemology/coursemology.org:
  clean precompiled assets for dev branch
  first pass at CSS tweaks
Merge branch 'mcq_all_answers' into development

* mcq_all_answers:
  add a toz grader for mcq_select_all."
  simplify the grader for mcq questions.
  add new std submission type for the mcq question.
  change training/do view to support mcq with select all answers.
  add select_all option to mcq.
using require_dependency so that it will autoreload the module on change.
fix leveling up.
can make comments on training questions.
add view to show training comments.