[libnutclient] delay CWireless creation until device name is available
[dbus] simplify ACL rules by using destination/sender instead of interface; also enables introspection
[dbus] device type can change; expose all properties with Q_PROPERTY
[cnut/nutclient] link (statically) only dbus.cpp into cnut
[qmake] remove all *.pro files, using cmake now
cleanup .gitignore files
[cmake] common version, minimize -D flags, some cleanup

* merge -DQNUT_NO_WIRELESS and -DLIBNUT_NO_WIRELESS into
  -DNUT_NO_WIRELESS
* cmake should track target dependencies itself
* move version into libnutcommon
[cmake] search for Qt4 in global file, fix translations

* MyQtTranslation.cmake: uses add_custom_target instead of add_custom_command;
  prevents modified source files from getting deleted on "make clean"
  Provides custom target "update-translations"
* option UPDATE_TRANSLATIONS to automatically update translations before
  each build