new dialog system, organized files. moved dialog from map objects.
new map textures.
deleted old map textures. deleted old maps.
updated libgdx.
added libgdx controller library.
moved and fixed Controls.drawTextCentered to Graphics.drawTextCentered.
refactor Dialog -> TextBox, Conversation -> Dialog, ConversationFrame -> DialogFrame
LineOfSightRaycastCallback, do not count collision with floor objects.
Guard: start dialog
Facer & Follower: check line of sight.
Controls: added gamepad support. get controlPad as a vector, fixed button text drawing.
use control vector to given play arbitrary velocity.
clean up dialog, text box input code.
StationaryNPC: start dialog.
moved stepping logic into animation. changed animaiton to act more like a step.