mushroom

changed gems to mushrooms as a test
Revert "mushroom"

This reverts commit 098355feb60fa54ebe9a084950525b1c13d79f45.
added save option to programmer mode

enter programmer mode, write code, click save
file is currently titled "KarelProgrammerMode.txt" and defaults to
project folder
Merge pull request #4 from AravAlexander/master

save option in programmer mode