connection: added support for password@host
connection: added support for password@host

cmende/libmpdclient,cmende/libmpdclient,sl0th/libmpdclient,yusiwen/libmpdclient,yusiwen/libmpdclient,OpenInkpot-archive/iplinux-libmpdclient,jagleeso/libmpdclient,sl0th/libmpdclient,sl0th/libmpdclient,yusiwen/libmpdclient,jwise/libmpdclient,jagleeso/libmpdclient,OpenInkpot-archive/iplinux-libmpdclient,psych0tik/libmpdclient2,jwise/libmpdclient,jwise/libmpdclient,psych0tik/libmpdclient2,jagleeso/libmpdclient,cmende/libmpdclient