libgsmd: add stub for Motorola EZX platforms, tested, but does nothing yet:

libgsmd: add stub for Motorola EZX platforms, tested, but does nothing yet:
[13:52] koen: stefan_schmidt: I read http://wiki.openezx.org/Mux_cli
[13:52] stefan_schmidt: koen: Should be point to start with.
[13:52] stefan_schmidt: koen: I can't remember what services ends on which mux devices
[13:52] stefan_schmidt: koen: Could be tricky if you have to connect to two different ones.
[13:52] koen: yeah
[13:53] stefan_schmidt: koen: That would bring us back to the unfinished mux support in gsmd/kernel