migrate test to lv2_logger.
migrate test to lv2_logger.

OpenMusicKontrollers/moony.lv2,OpenMusicKontrollers/moony.lv2,OpenMusicKontrollers/orbit.lv2,OpenMusicKontrollers/eteroj.lv2,OpenMusicKontrollers/moony.lv2,OpenMusicKontrollers/orbit.lv2,OpenMusicKontrollers/eteroj.lv2,OpenMusicKontrollers/moony.lv2,OpenMusicKontrollers/moony.lv2,OpenMusicKontrollers/moony.lv2