Add events file for specifying custom events
Move UIElement into ui.py
Rename UI_Element to UIElement
Add nicer asset loading for images and sounds
Add some test images
Update UI Class and create a test element
Update asset loading
Update game class
Add example script
add diamond square iterative implementation
Move diamond square into utils
Make utils conform to pep8
Update .gitignore
#18 added preliminary plane speed calc. needs scaling for balance
Add entity-backed UI elements
Add UIElement drawing support for Planes and other Elements
#9 and #13: Implemented UI Element and UIElement subclasses
#3 and #20 - Map and flightplan classes added
Cleanup unused IDE files
Add IDEA folder to .gitignore