Added initial code from old counter with changes to event system

TODO

@@ -0,0 +1,18 @@
+--- main.c ---
+fix everything from main() onward with exception of do_sleep()
+
+--- Menu ---
+Attach - Attempt to attach spool
+Detach - Attempt to detach spool
+Adjust - Adjust Spool Value
+Battery - Print Battery Info - Voltage, mAh
+
+--- UI ---
+123456mm A<B
+123456mm A>B
+          _
+XXXXXXXX | |
+XXXXXXXX | |
+XXXXXXXX |_|
+
+Battery Should be 2px segments per 5%