impr: Better recovery from exceptions thrown in main thread (#1577)

This PR improves many things which can be seen by the commit name, but
the most important thing is the addition of a popup telling the user
when an exception is thrown


![image](https://github.com/WerWolv/ImHex/assets/42669835/db796416-9cce-4aa5-ad60-c22f05b5fc73)

plugins/builtin/include/content/popups/popup_crash_recovered.hpp

@@ -0,0 +1,46 @@
+#pragma once
+
+#include <hex/ui/popup.hpp>
+
+#include <hex/api/localization_manager.hpp>
+
+#include <llvm/Demangle/Demangle.h>
+
+#include <string>
+
+namespace hex::plugin::builtin {
+
+    class PopupCrashRecovered : public Popup<PopupCrashRecovered> {
+    public:
+        PopupCrashRecovered(const std::exception &e)
+            : hex::Popup<PopupCrashRecovered>("hex.builtin.popup.crash_recover.title", false),
+              m_errorType(typeid(e).name()),
+              m_errorMessage(e.what) { }
+
+        void drawContent() override {
+            ImGuiExt::TextFormattedWrapped("hex.builtin.popup.crash_recover.message"_lang);
+
+            ImGuiExt::TextFormattedWrapped(hex::format("Error: {}: {}", llvm::itaniumDemangle(this->m_errorType), this->m_errorMessage));
+
+            if (ImGui::Button("hex.ui.common.okay"_lang)) {
+                this->close();
+            }
+        }
+
+        [[nodiscard]] ImGuiWindowFlags getFlags() const override {
+            return ImGuiWindowFlags_AlwaysAutoResize;
+        }
+
+        [[nodiscard]] ImVec2 getMinSize() const override {
+            return scaled({ 400, 100 });
+        }
+
+        [[nodiscard]] ImVec2 getMaxSize() const override {
+            return scaled({ 600, 300 });
+        }
+
+    private:
+        std::string m_errorType, m_errorMessage;
+    };
+
+}