Tweak first time setup check.

webserver.go

@@ -20,7 +20,7 @@ func main() {
 
 	// Check if this is the first time Pogo has been run
 	// with a lockfile
-	if _, err := os.Stat("./assets/.lock"); os.IsNotExist(err) {
+	if _, err := os.Stat("./assets/.lock"); err != nil {
 		fmt.Println("This looks like your first time running Pogo, give me a second to set myself up.")
 		Setup()
 	}