run reflector before calling the backend, fix #16

lib/functions/install.dart

@@ -11,7 +11,7 @@ test(setOutput, running, setRunning, config, writeToLog) async {
     await File(filename).writeAsString(config);
     writeToLog("Json config: $config");
     var process =
-        await Process.start('pkexec', ['jade', 'config', '/tmp/jade.json']);
+        await Process.start('pkexec', ['/opt/jade_gui/scripts/jadewrapper.sh']);
     //await Process.start('/opt/jade_gui/scripts/jadeemu.sh', []);
     process.stdout.transform(utf8.decoder).forEach(setOutput);
     setRunning(true);

scripts/jadewrapper.sh

@@ -0,0 +1,3 @@
+#!/usr/bin/env bash
+reflector --latest 5 --sort rate --save /etc/pacman.d/mirrorlist
+jade config /tmp/jade.json