fix typo : Canycane -> Candycane

"Candycane" had the "d" left out in headSpecialCanycaneText and headSpecialCanycaneNotes. I've inserted the "d" in all places that needed it.

I've checked all locale files and none of them had that typo.
Merge pull request #212 from Alys/develop

fix typo : Canycane -> Candycane