Initial commit

This is mostly sdtui code ported over from GLib to liberty,
with some MPD code from desktop-tools.

It tracks the current song and that's it.

config.h.in

@@ -0,0 +1,10 @@
+#ifndef CONFIG_H
+#define CONFIG_H
+
+#define PROGRAM_NAME "${CMAKE_PROJECT_NAME}"
+#define PROGRAM_VERSION "${project_VERSION}"
+
+#cmakedefine HAVE_RESIZETERM
+
+#endif  // ! CONFIG_H
+