renamed point to vector
changed name from point to vector
changed position of waypoint to a vector
changed position of waypoint to a vector
added simply plane image
added rotated drawing of images. draws them small though. dunno why. will try to fix
replaced imagedata with graphics.image (please don't access opengl directly - it's weird. if jog.graphics doesn't offer something say and i'll add it).
added vector functionality like add, scalar product, finding magnitude and normals
added score to main class to be accessible
added plane graphic so it's not constantly remade. added off-screen locations
added gameOver scene
added centered text printing
removed FileFont font type. wasn't being used and didn't work.
added a stack of scenes and methods for pushing and popping.
angle of radar now has its own timer and other timer refers to the score attribute timePlayed
weird github glitch removed this. readding
added function for checking distances between aircraft.
changed calculation to account for two planes telling it there was a separation violation
added checking of collisions to update phase.
centred larger text