Adding logic to read/write gmTimeBaseIndicator and lastGMPhaseChange within TLVs.  Calculate scaledLastGMFreqChange and read/write in TLVs.

Conflicts:
	uClinux-dist/linux-2.6.x/drivers/net/labx_ptp/labx_ptp_bmca_announce_state.c
	uClinux-dist/linux-2.6.x/drivers/net/labx_ptp/labx_ptp_messages.c
	uClinux-dist/linux-2.6.x/drivers/net/labx_ptp/labx_ptp_state.c