Move asynctasks to seperate package

app/src/main/java/com/topjohnwu/magisk/asyncs/LoadModules.java

@@ -0,0 +1,23 @@
+package com.topjohnwu.magisk.asyncs;
+
+import android.app.Activity;
+
+import com.topjohnwu.magisk.module.ModuleHelper;
+
+public class LoadModules extends SerialTask<Void, Void, Void> {
+
+    public LoadModules(Activity context) {
+        super(context);
+    }
+
+    @Override
+    protected Void doInBackground(Void... voids) {
+        ModuleHelper.createModuleMap(magiskManager);
+        return null;
+    }
+
+    @Override
+    protected void onPostExecute(Void v) {
+        magiskManager.moduleLoadDone.trigger();
+    }
+}