FS-9943: [core] Default 488 handling for t.38 re-invite switches to udptl mode when it should not. #resolve

FS-9931: [mod_sofia] don't send display updates to endpoints who don't have UPDATE in their Allow header

FS-9932: [freeswitch-core] Error with group confirm feature combined with enterprise originate #resolve

FS-9929: [core,mod_spandsp] Assert in switch_frame_buffer_dup when receiving a fax using t.38 #resolve

FS-9809: [mod_sofia] url encode caller id number before sticking it in the from header in case we have non url safe chars in the cid number in the caller profile

FS-9915: [mod_sofia] fix non null terminated parsed sip body being passed in when sending to sip messages in a row on tcp in a single packet

FS-9855: [mod_spandsp] Refused T38 reinvite on b-leg breaks T38 negotiation on a-leg when using T38 gateway mode #resolve

FS-9906: [mod_conference] Member join/part in conference shows webcam briefly during slide transition #resolve

FS-9917 [switch_rtp/core] Fix in do_flush to handle the current packet (if RFC2833) rather than discard it.
only print flushed if we flushed something

FS-9206: [mod_sofia] proxy media with enable-3pcc=proxy does not properly pass audio after 3pcc re-invite #resolve

FS-9840: [mod_avmd] fix error avmd_desa2_tweaked.c:61:5: error: implicit declaration of function 'ISINF' [-Werror=implicit-function-declaration]

Conflicts:
	src/mod/endpoints/mod_sofia/sofia.c

[mod_callcenter] FS-9347: Do not log as error when the member is gone just before we assigned an agent, now logging as DEBUG

[mod_callcenter] FS-9689 Fixed issue when agent rejects the call while hearing cc_outbound_announce making member (caller) waiting on queue forever