Button id is now an opaque, type-safe type.
Small cleanup pass.
Refactored bin layout, shelled new ncurses reader bin.
Added ncurses reader.
Cleaned up module names, shelled, brainstormed new modules.
Added notes about classes that are being refactored out.
Small brainstorm for input_bridge_i.
Properly implemented position_s, unit tests.
Shelled vk-map modules.
Implemented vk_map_c, unit tests.
Refactored vk_map_test_c.