Use this version as starting point. Tested on Show2Me_V1 PCB (minor patches required).

Dependencies:   GPS Library QEI SDFileSystem mbed

Revision:
0:5c5a3012dbfc
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/QEI.lib	Mon Sep 03 01:54:41 2018 +0000
@@ -0,0 +1,1 @@
+http://developer.mbed.org/users/aberk/code/QEI/#5c2ad81551aa