otherwise it complains: [8:Invalid parameter:Profile > 1 not supported in this build configuration]

FS-11926: rename chan var to 'execute_on_fax_close_detect' to prevent it collide with 'execute_on_fax_detect'
(switch_channel_execute_on() would have run them both)

FS-11841 [core] The ts of received rtp packages for DTMF is same. so add SFF_RFC2833 flag check when write rtp package.

FS-11896: [core] stop media bugs from being possible to add to channels with no media ready, stop transfer recordings upstream to not try to transfer recordings to channels without media ready

FS-11880: [Core,mod_pgsql] Remove native PostgreSQL support from the core, add mod_pgsql database module.