Merge branch 'master' into m_savard

sflphone-gtk/src/actions.c

sflphone-gtk/src/calltab.h

sflphone-gtk/src/calltree.c

sflphone-gtk/src/historyfilter.c

sflphone-gtk/src/historyfilter.h

sflphone-gtk/src/mainwindow.c

sflphone-gtk/src/menus.c

sflphone-gtk/src/searchfilter.c

src/audio/audiortp.cpp

src/sdp.cpp

src/sipvoiplink.cpp