Merge pull request #33 from nhlien93/master

Correct words are being displayed on the single player screen initially and you can shuffle the words list beforehand.
Merge pull request #3 from ZooTypers/master

pull update
fixed image sizing & made difficulty work
Merge pull request #34 from cdallas/master

fixed image sizing & made difficulty work
Merge branch 'master' of https://github.com/ZooTypers/ZooTypers into ZooTypers-master

Conflicts:
	ZooTypers/src/com/example/zootypers/SinglePlayer.java