Fixes
#364: Server added to user group stays persistent after server is removed from Diva
#599: Use relative path for the web server root
#614: Popups are shown before live images
#838: Distorted image from VDG NVC-1221 in H.264 mode
#840: List out of bounds in macro-plugin signal settings
#845: No video from various Samsung devices
#846: Presets higher than 16 cannot be used on Axis cameras
#847: API: playback is slow (getimagesequence)
#849: Focusring visible on not-selected panel
#852: Receiving multicast data does not work on Windows XP
#877: Inability to login on DIVA webpage
#879: Very high memory usage when using transcoding
#882: Cannot login on DIVA webpage if locationname has a non ASCII character
#883: DivaShell: Database check fails after upgrade from DIVA 1.x to Diva 2.x