typo fix
Merge branch 'gh-pages' of github.com:beautyjoy/bjc-r into gh-pages

* 'gh-pages' of github.com:beautyjoy/bjc-r:
  Making sure old locations are gone.
  Finally put files for hofs 1, hofs 2, and robots labs in proper places.
  Assorted robots lab fixes.
  Draft 2 of robots lab.
  Edited link.. forgot http://
  Added starter file that I forgot to include.
  Added link to intro page.
  Added big ideas to topic file. Added photo of finches to intro page.
  First draft of the robots lab.
  Fixed the styling of the bottom nav bar, so nothing can lie on top of it.
  Fixed typo.
  Added more info on 'setup forest paths'.
  Fixed some typos, added description of 'setup descendants tree' to starter file and lab page.
  Second draft of hofs-with-recursion lab.
  First draft of hofs-with-recursion lab.
  Fixing small typo in composition page. PUSH10
  Updating course page and adding more to topic page. PUSH10
Adding style guide; we be so classy