Fix some bugs

README

skins/metal/skin.ini

src/Makefile

src/audiocodec.cpp

src/audiocodec.h

src/audiortp.cpp

src/audiortp.h

src/configuration.h

src/configurationpanelui.cpp

src/configurationpanelui.h

src/main.cpp

src/manager.cpp

src/manager.h

src/mydisplay.cpp

src/phonebookui.cpp

src/phonebookui.h

src/phoneline.cpp

src/qtGUImainwindow.cpp

src/qtGUImainwindow.h

src/sip.cpp