Automatically determine user and group.

config.def.h

@@ -1,6 +1,7 @@
 /* user and group to drop privileges to */
-static const char *user  = "igor";
-static const char *group = "igor";
+/* NOTE: Leave these empty if you want them to be determined automatically. */
+static const char *user  = "";
+static const char *group = "";
 
 static const char *colorname[NUMCOLS] = {
 	[INIT] =   "black",     /* after initialization */
@@ -24,7 +25,7 @@ static const Passthrough passthroughs[] = {
 	{ 0,          XF86XK_MonBrightnessDown },
 };
 
-static const char *dspoffcmd[]  = { "xset", "dpms", "force", "off", NULL };
+/*static const char *dspoffcmd[]  = { "xset", "dpms", "force", "off", NULL };*/
 
 static const Key keys[] = {
     /* modifier                     key        function        argument */