Added support for ghosting matrices and code for elimination.

To use define GHOST in matrix.h, see example in Scan/CK3

Scan/CK3/setup.cmake

@@ -0,0 +1,32 @@
+###| CMake Kiibohd Controller Scan Module |###
+#
+# Written by Jacob Alexander in 2014 for the Kiibohd Controller
+#
+# Released into the Public Domain
+#
+###
+
+
+###
+# Required Submodules
+#
+
+AddModule ( Scan MatrixARM )
+
+
+###
+# Module C files
+#
+
+set ( Module_SRCS
+	scan_loop.c
+)
+
+
+###
+# Compiler Family Compatibility
+#
+set ( ModuleCompatibility
+	arm
+)
+