Added common files

KomplexHubPlugin/common/coreservices.cpp

@@ -0,0 +1,18 @@
+#include "coreservices.h"
+#include "logging.h"
+
+QNetworkAccessManager *CoreServices::m_networkAccessManager = new QNetworkAccessManager();
+
+auto CoreServices::networkAccessManager() -> QNetworkAccessManager *
+{
+    return m_networkAccessManager;
+}
+
+auto CoreServices::sessionToken() -> QByteArray
+{
+    LOG_ERROR_X(true,
+        "CoreServices::sessionToken",
+        "User services not yet implements",
+        {}
+    );
+}