fixes #9. marks LED_RGBA_ALT as DNP, adds custom symbol for MHS110FRGBCT LED

pcb/mobo/sym-lib-table

@@ -1,3 +1,5 @@
 (sym_lib_table
+  (version 7)
   (lib (name "index")(type "KiCad")(uri "${KIPRJMOD}/../../../lib/kicad/index.kicad_sym")(options "")(descr ""))
+  (lib (name "feeder")(type "KiCad")(uri "/Users/stephen/feeder/lib/kicad/feeder.kicad_sym")(options "")(descr ""))
 )