New animations, new app icon, about us

See Animation READMEs to see what has changed
Merge branch 'master' of https://github.com/cs327/WordSnack

Conflicts:
	Unity Project/Assets/Characters/CharSelectCards/taste1.prefab
	Unity Project/Assets/GameAnalytics.meta
	Unity Project/Assets/Gizmos.meta
	Unity Project/Assets/Letters/EffectPrefabs/Multiplier Text.prefab
	Unity Project/Assets/Letters/EffectPrefabs/Score Text.prefab
	Unity Project/Assets/Plugins.meta
	Unity Project/Assets/Resources/GameAnalytics.meta