Merge branch 'master' into qt-client

lang/README

lang/copy-in-gnome.sh

lang/copy-in-kde.sh

lang/de/sflphone.po

lang/es/sflphone.po

lang/fr/sflphone.po

lang/ru/sflphone.po

lang/sflphone.pot

lang/update.sh

lang/zh_CN/sflphone.po

lang/zh_HK/sflphone.po

sflphone-client-gnome/INSTALL

sflphone-client-gnome/Makefile.am

sflphone-client-gnome/VERSION

sflphone-client-gnome/configure.ac

sflphone-client-gnome/po/Makefile.am

sflphone-client-gnome/po/de/sflphone-client-gnome.po

sflphone-client-gnome/po/es/sflphone-client-gnome.po

sflphone-client-gnome/po/fr/sflphone-client-gnome.po

sflphone-client-gnome/po/ru/sflphone-client-gnome.po