Refuse to stream if Moonlight is known incompatible with the host GFE version

app/backend/computermanager.cpp

@@ -146,7 +146,8 @@ private:
 ComputerManager::ComputerManager(QObject *parent)
     : QObject(parent),
       m_PollingRef(0),
-      m_MdnsBrowser(nullptr)
+      m_MdnsBrowser(nullptr),
+      m_CompatFetcher(nullptr)
 {
     QSettings settings;
 
@@ -159,6 +160,9 @@ ComputerManager::ComputerManager(QObject *parent)
     }
     settings.endArray();
 
+    // Fetch latest compatibility data asynchronously
+    m_CompatFetcher.start();
+
     // To quit in a timely manner, we must block additional requests
     // after we receive the aboutToQuit() signal. This is neccessary
     // because NvHTTP uses aboutToQuit() to abort requests in progres