* library/MNCC: implement MNCCv8 encoding/decoding support
* library/MNCC_Types: set 'sdp' field to omit by default
* library/MNCC_EncDec.cc: fix encoding of optional 'sdp' field
* library/MNCC_EncDec: rip out MNCC version 6 support
* GPRS_Components: s/f_ms_rx_imm_ass_pacch/f_ms_rx_pkt_ass_pacch/g
* fixup library/GSM_RR_Types: fix BYTEORDER in MobileAllocation
* library/RLCMAC_CSN1_Types: fix length field in GprsMobileAllication
* library/RLCMAC_CSN1_Types: fix byte/bit order in GprsMobileAllication
* MGCP_Test: test rtp directions separately in TC_ts101318_rfc5993_rtp_conversion
* MGCP_Test: Relax expected number of packets in TC_one_crcx_receive_only_rtp
* MGCP_Test: Make RTP bwe/oa format conversation tests more robust