Add new email that alerts a professor when a question is posted in their specialty.
docraptor integration for generating pdf files from notes.
Notes pdf correctly sorts by category and specialty. Layout improved.
Merge branch 'master' of https://github.com/Podmedics/podmedics_victory

# By Jamie Peak (4) and Edward Wallitt (1)
# Via Edward Wallitt
* 'master' of https://github.com/Podmedics/podmedics_victory:
  add google analytics
  improve styling resit and completed lecture tooltips
  improve styling for notes pages
  update placement of edit profile link
  update tooltip styling for resit, part build for blog home page

Conflicts:
	app/views/notes/index.html.erb
Fix merge conflict