MassManager: remove a redundant initialisation.

src/MassManager/MassManager.h

@@ -54,7 +54,7 @@ class MassManager {
         std::string _steamId;
         bool _demo;
 
-        std::string _lastError = "";
+        std::string _lastError;
 
         Containers::Array<Mass> _hangars;
 

src/SaveTool/SaveTool_drawMainMenu.cpp

@@ -24,7 +24,7 @@
 void SaveTool::drawMainMenu() {
     if(ImGui::BeginMainMenuBar()) {
         if(ImGui::BeginMenu("Save Tool##SaveToolMenu")) {
-            if(ImGui::BeginMenu(ICON_FA_FOLDER_OPEN " Open data directory", _mbManager != nullptr)) {
+            if(ImGui::BeginMenu(ICON_FA_FOLDER_OPEN " Open game data directory", _mbManager != nullptr)) {
                 if(ImGui::MenuItem(ICON_FA_COG " Configuration", nullptr, false, _mbManager != nullptr)) {
                     openUri(Utility::Directory::toNativeSeparators(_mbManager->saveDirectory() + "/Saved/Config/WindowsNoEditor"));
                 }