add windows support

main.go

@@ -70,10 +70,9 @@ func main() {
 		}
 
 		fmt.Println("Starting Epoch...")
-		switch runtime.GOOS {
-		case "darwin":
+		if runtime.GOOS == "darwin" {
 			exec.Command("open", config.LaunchCmd).Run()
-		case "linux":
+		} else {
 			exec.Command(config.LaunchCmd).Run()
 		}
 	}