Fix #77: Remove deprecated startx and user .conf settings

It is strongly recommended to instead use the service stanza to start
XDM/GDM, or use startx after a regular login.

Note: the `user NAME` setting was always reserved for use with startx

Signed-off-by: Joachim Nilsson <troglobit@gmail.com>

plugins/x11-common.c

@@ -36,6 +36,7 @@ static void setup(void *arg)
 	int fd;
 #endif
 	char line[LINE_SIZE];
+	const char *username = "nobody";
 
 	umask(0);