* doc: Always annotate codec port types in case of IPL4/UD ports
* doc: Re-order ports in RAN_Emulation_CT
* doc: Add dotty graph of BTS_Tests component hierarchy
* doc: Add dotty graphs of BSC + MSC test component hierarchy
* Add dotty graphs of the component hierarchy for Gb and RAN
* BSSGP_Emulation: Send BssgpResetIndication when PTP BVC are being reset
* BSSGP_Emulation: Fix handling of BsgpResetRequest
* BSSGP_Emulation: Fix inbound BVC-RESET
* gbproxy: Add TC_bvc_{block,unblock}_ptp()
* BSSGP_Emulation: Implement handling of BVC-UNBLOCK in SGSN role
* pcu: Add TC_pcuif_suspend() to test PCU->BSSGP SUSPEND processing
* PCU: make f_bssgp_establish() run on BSSGP_Client_CT
* PCUIF: Add templates for PCU_IF_MSG_SUSP_REQ
* pcu: Fix MCC/MNC handling: use 'F' between MCC and MNC in 2-digit case
* Osmocom_Gb_Types: Add more templates for BSSGP SUSPEND/RESUME
* GSM_RR_Types: Add enc_RoutingAreaIdentification()
* BSSGP_Emulation: Handle incoming BVCI=0 messages
* pcu: move f_pcuif_tx() to PCU_Tests_RAW as it runs on RAW_PCU_CT
* pcu: Ensure we're always using the same defaults for the CGI
* PCU_Tests.ttcn: Use "normal" Osmocom TTCN-3 coding style
* NS_Emulation: Disable sending NS-RESET from SGSN to BSS
* NS_Emulation: Add minimal support for SGSN-side SNS handling