Merge pull request #243 in FS/freeswitch from ~ARTURZ/freeswitch:FS-7486-broken-sofia-request-queue to master

* commit '074b07f5':
  FS-7486: Fix handling of queued requests in Sofia-SIP

Merge pull request #475 in FS/freeswitch from ~ARTURZ/freeswitch:FS-8142-switch_core_session-thread-cache-races to master

* commit 'cd4c3188':
  FS-8142 Fix a thread cache thread-safety and caching

Merge pull request #474 in FS/freeswitch from ~ARTURZ/freeswitch:FS-8141-add-apr_queue_term to master

* commit '9e29ea01':
  FS-8141 Add support for apr_queue_term() to switch_apr.c

FS-7135: [mod_sofia] fix response to re-invite with duplicate sdp (such as we get from seesion refresh) when soa is disabled to include an sdp.  Fixes t.38 fax failure on session refresh

FS-7903 #resolve [proxy_media gives Codec PROXY Exists but not at the desired implementation. 0hz 0ms 1ch]

 - Fix record-name event missing VM-Name-Path
 - Fix verbose events for mod_voicemail 'folder-summary'
 - Send change-password event in mod_voicemail
 - Fix verbose events for mod_voicemail 'leave-message'

* commit 'd5d45173':
  FS-7912: [mod_conference] fix for v1.4 branch to not allocate for conference cdr if conference cdr is disabled

FS-8110 #resolve #comment [mod_rayo] prompt IQ error reply was being deleted after being sent for delivery.  This is incorrect since message delivery thread will clean up the message.

FS-8103 #resolve #comment [mod_rayo] handle <prompt> where <output> finishes unexpectedly before start event is received

FS-7752 [mod_rayo] increase maximum number of <tag> elements from 30 to 1024.  This allows adhearsion to create large grammars to navigate IVR menus.

FS-7912: [mod_conference] fix for v1.4 branch to not allocate for conference cdr if conference cdr is disabled

FS-8047: [build] fix build errors in mod_oreka, and mod_sangoma_codec due to using __FUNCTION__ on newer compilers

FS-7969: Freeswitch segfaults due to pthread_setschedparam() on a thread that has exited] #comment please test this fix which was verified working

FS-7917: [mod_sofia] Fixed default config, we really shouldn’t be setting ext-*-ip settings for ipv6 profiles

FS-7866: [core] fix crash when running incorrect var api expansion syntax "eval ${${external_sip_ip}:4}"

The Dutch number pronunciation is more like the German one. 21 is
pronounced as "one-and-twenty".

FS-7685 #resolve

FS-7731: [mod_xml_cdr] url_index global pointer concurrent access fix, curl default connection timeout fix

- thread variable copy of url_index global pointer to prevent the concurrent access having wrong state change if the posting to the current http server was unsuccessfull;
- overriding the default curl connection timeout

Based on need to figure out the smallest block of code need to mutex, and that libcurl (and its wrapper) is definitely thread safe.

FS-7778: [mod_sofia] Fixed a bug causing a SQL statement to fail because of a double quote instead of a single quote

sofia_glue.c tries to issue an SQL "ALTER TABLE" statement to add the
ping_status column to sip_registrations, but fails because the default
is incorrectly quoted (double quotes vs single quotes).