add expand api command (executes another api command with variable expansion)
e.g. expand originate sofia/default/1000@${some_domain}
e.g. expand uuid:958b6c3c-2e82-11de-a717-2731820639f9 echo ${variable_read_codec}


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git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@13092 d0543943-73ff-0310-b7d9-9358b9ac24b2

duh, much better (and faster) this way, thanks mrene and mikej... forgot we added this one to speed things up

git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@13091 d0543943-73ff-0310-b7d9-9358b9ac24b2

snprintf needs a format string too, and write has the warn_unused_result attribute set, so store the return value somewhere

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ndlb_sendrecv_in_session var NDLB-sendrecv-in-session profile option to reverse the effects of MODENDP-148

git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@13084 d0543943-73ff-0310-b7d9-9358b9ac24b2

skypiax: great startup speedup in Windows (using only one Broadcast sendmessage for each interface hunting) 

git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@13083 d0543943-73ff-0310-b7d9-9358b9ac24b2

related infrastructure work can take place around it.


git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@13082 d0543943-73ff-0310-b7d9-9358b9ac24b2

Libtool build fix for mod_perl: use LIBTOOL_LIB_EXTEN to make libtool-2.2 happy and CXXLINK since we are linking a C++ lib

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autoflush on bridge and add bridge_hangup_cause variable to indicate the hangup cause of the last bridged channel

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  * check_session.c: added yet another test case for re-INVITE glare

  S2_CASE("2.6.5", "Re-INVITE glare and 500 Retry-After",
         "NUA receives re-INVITE, replies with 200, "
         "sends re-INVITE, gets 500, gets ACK, retrys INVITE,"
         "sends BYE.");

test case for SFSIP-135 and SFSIP-137



git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@13063 d0543943-73ff-0310-b7d9-9358b9ac24b2

  * nua_client, nua_session: avoid restarting in-progress transactions
  
  This is supposed to fix bugs #SFSIP-135 and #SFSIP-137. Thanks for Tamas
  Jalsovszky and kawarod for reporting the problem.



git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@13062 d0543943-73ff-0310-b7d9-9358b9ac24b2

  * nua_session.c: do not restart CANCEL requests
  Ignore-this: 2c9d51bbafca2256630a0ea73982abea
  
  Fixes FreesWitch bug SFSIP-134, reported by vile, initial patch by Mike
  Jerris.



git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@13061 d0543943-73ff-0310-b7d9-9358b9ac24b2

git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@13060 d0543943-73ff-0310-b7d9-9358b9ac24b2

  * nua/check_register.c: fixed up value setting for NAT-imitating received parameters



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