instructor notes for r lesson
instructor notes for r lesson

R lesson has different template so instructor notes are linked to repo
Also changes icon for instructor notes to browser for all but R lesson
datacarpentry/datacarpentry.github.io,datacarpentry/datacarpentry.github.io,ErinBecker/datacarpentry.github.io,ErinBecker/datacarpentry.github.io,tracykteal/datacarpentry.github.io,ErinBecker/datacarpentry.github.io,datacarpentry/datacarpentry.github.io,tracykteal/datacarpentry.github.io,tracykteal/datacarpentry.github.io,ErinBecker/datacarpentry.github.io,tracykteal/datacarpentry.github.io