log: automatically add 2 (skipLevel) to the step in log.Output

log/root.go

@@ -60,7 +60,8 @@ func Crit(msg string, ctx ...interface{}) {
 	os.Exit(1)
 }
 
-// Output is a convenient alias for write
+// Output is a convenient alias for write, allowing for the modification of
+// the skip step (number of stack frames to skip)
 func Output(msg string, lvl Lvl, skip int, ctx ...interface{}) {
-	root.write(msg, lvl, ctx, skip)
+	root.write(msg, lvl, ctx, skip+skipLevel)
 }