In file, SConstruct: added build object for MController
in file, edit.h: added prototypes for scrolling to plugins
in file, edit.c: added key handler function and scrolling wrappers
in file, tui-ncurses.c: added overflow handling for function, tui_puts
in file, tui.h: changed pointer datatype for function, tui_puts
in file, tui-x11.c: changed pointer datatype for function, tui_puts
added file, extension-text.c, because it was deleted for some reason
added mcontroller files, for performing controlled memory allocations