fixes #5385 don't replace FROM_DID with s if set properly
fixes #5381 0 reverts to default timeout so set to very small when 0 is chosen
[Auto Checking in outstanding changes in core]
[Module package script: core 2.10.0.1]
initial work to get Asterisk 10 support app_conference in 2.10, not complete but works more than before, menus are known to be broken as that work is incomplete re #5664
closes #5678 use user CNAM and vmcontext on fixed devices
provide option to leave mailbox= lines as some devices subscribe whether or not they have mailboxes leading to many notices in the logs re #5678
[Auto Checking in outstanding changes in core]
[Module package script: core 2.10.0.2]
re #2939 - use the correct variable
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[Module package script: core 2.10.0.3]
put back changes reverted in r13846 with fix for extension deletion can't cache in core_users_list without more work
[Auto Checking in outstanding changes in core]
[Module package script: core 2.10.0.4]
closes #5664 get app_confbridge to work on Asterisk 10
[Auto Checking in outstanding changes in core]
[Module package script: core 2.10.0.5]
fixes #5714 don't write out any Content-Length headers in sip_notify_additional.conf
 * upstream changes