Merge branch 'master' into jbonjean

sflphone-common/src/audio/pulseaudio/pulselayer.cpp

sflphone-common/src/audio/sound/Makefile.am

sflphone-common/src/audio/sound/tone.cpp

sflphone-common/src/audio/sound/tone.h

sflphone-common/src/audio/sound/tonegenerator.cpp

sflphone-common/src/audio/sound/tonegenerator.h

sflphone-common/src/sip/sipvoiplink.cpp

sippxml/account_uac_send_hangup.xml

sippxml/account_uac_send_peer_hungup.xml

sippxml/account_uas_receive_transfer.xml

sippxml/account_uas_recv_hangup.xml

sippxml/account_uas_recv_peer_hungup.xml

sippxml/account_uas_recv_transfered.xml

sippxml/account_uas_register.xml

sippxml/ip2ip_uac_send_hangup.xml

sippxml/ip2ip_uac_send_peer_hungup.xml

sippxml/ip2ip_uas_recv_hangup.xml

sippxml/ip2ip_uas_recv_hold_offhold.xml

sippxml/ip2ip_uas_recv_peer_hungup.xml

sippxml/tempscript.sh