Merged revision(s) 29904-29915 from opal/branches/v3_12:
Allow for more <note> elements in presence XML notifications.
Merged revision(s) 29916-29917 from opal/branches/v3_12:
Fixed enable of jitter buffer in OpalMixerMediaStream.
Merged revision(s) 29918-29921 from opal/branches/v3_12:
Reversed revision 29903 "Fixed propagation of call end reason to remote network connection from local connection." as causes deadlocks, fixed in a different way.
Merged revision(s) 29922-29929 from opal/branches/v3_12:
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r29929
Fixed bug #442 "H.323 stops working after PLibraryProcess is deleted and recreated"
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r29928
Changed "C" API sample log file output to be platform dependent. Only use debugstream on Windows. 
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r29925
Fixed GNU warning. Allow easier disable of STUN in "C" API sample.
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r29924
Changed the "C" API shutdown test, make a call after the re-initialise.
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r29923
Fixed bug #452 "OPAL uses too small timeout for clearing calls".
Utilise new feature to make sure Android trace log is world read so can copy it from device.
Added default for all numeric entry to be "tel" URI.
Added route for "tel" URI to default "network" endpoint, e.g. sip.
Added check for "tel" URI when no gatekeeper available. URI must have phone-context parameter.
Merged revision(s) 29930-29940 from opal/branches/v3_12:
r29939
Fixed some parse issues with Cisco variant of presence XML.
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r29938
Fixed "C" API to be compatible with C ... no bool type!
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r29937
Added ability to start early media when alerting on incoming call via OpalLocalEndPoint/OpalLocalConnection.
Make SIP default protocol for tel URL in "C" API.
Allow setting (in code, no GUI) of audio buffers in Android sample. Work around for Android latency issue on some versions.
Merged revision(s) 29941-29947 from opal/branches/v3_12:
Fixed tel URI used in SIP call.
Added pure number input being interpreted as tel URI in OpenPhone.
Added handling of SIP error 487 Unresolvable Destination.
Merged revision(s) 29948-29949 from opal/branches/v3_12:
Fixed transmission of SIP transaction retries using correct interface.
Merged revision(s) 29950-29952 from opal/branches/v3_12:
Prevent sending PRACK on cancelled INVITE transaction.