Fix problems with mpd-settings

Most of the problems people discribed in the forum will go away with this fix!
Merge pull request #27 from hondagx35/master

Fix problems with mpd-settings
Loading layer disabled for DEV section
Updated Audio Card Database. Added record for HiFiBerry DAC+
netconfig: solved incorrect status of ifplugd@<devicename> in STATIC->DHCP switch
FIX phprestart
Merge pull request #29 from hondagx35/master

FIX phprestart