Adjusted lesson intro to show correct amount of elephants
Fixed top bar issue
Removed old custom unit classes that aren't needed
Added hideShape function to tiles so if an avatar is on a tile, there should not be a shape behind it
TEST by running the app and checking these adjustments
(should be able to see xml files for lesson, quiz, game, flashcards, roadmap in design view now)
TEST by running the app and checking these adjustments (should be able to see xml files for lesson, quiz, game, flashcards, roadmap in design view now)
Closes #116 Closes #108