Rework curseforge download (#611)

* Use the bulk endpoint on mod resolution for faster download
* Search on modrinth for api blocked mods
* Display a dialog for manually downloading blocked mods

launcher/ui/dialogs/ScrollMessageBox.cpp

@@ -0,0 +1,15 @@
+#include "ScrollMessageBox.h"
+#include "ui_ScrollMessageBox.h"
+
+
+ScrollMessageBox::ScrollMessageBox(QWidget *parent, const QString &title, const QString &text, const QString &body) :
+        QDialog(parent), ui(new Ui::ScrollMessageBox) {
+    ui->setupUi(this);
+    this->setWindowTitle(title);
+    ui->label->setText(text);
+    ui->textBrowser->setText(body);
+}
+
+ScrollMessageBox::~ScrollMessageBox() {
+    delete ui;
+}