fix stats template
Haw it works home text
fix box height from how it works section
fix angular depedencies
fix course material admin, fixes #477
hide course filters, fix links and courses start dates
hide unimplemented stuff
hide edit buttom in my notes
hide debug radios
fix start course button behavior
Merge branch 'themes-issue451' into default-theme
new req
update dependencies and add intro themes
missing unused fonts
remove glyphicons dependency
remove trailling white space
fixes #479
fixes #480
translate 'about' and 'contact'
change site name