added openFile function

SavegameDialog.ui

@@ -16,27 +16,23 @@
   <layout class="QVBoxLayout" name="vlSavegameDialog">
    <item>
     <widget class="QLabel" name="labSavegameText">
+     <property name="sizePolicy">
+      <sizepolicy hsizetype="Preferred" vsizetype="Expanding">
+       <horstretch>0</horstretch>
+       <verstretch>0</verstretch>
+      </sizepolicy>
+     </property>
      <property name="text">
       <string>&lt;span style=&quot; font-weight:600;&quot;&gt;Savegame&lt;/span&gt;&lt;br&gt;&lt;br&gt;%1</string>
      </property>
+     <property name="alignment">
+      <set>Qt::AlignLeading|Qt::AlignLeft|Qt::AlignTop</set>
+     </property>
      <property name="wordWrap">
       <bool>true</bool>
      </property>
     </widget>
    </item>
-   <item>
-    <spacer name="vsSavegameDialog">
-     <property name="orientation">
-      <enum>Qt::Vertical</enum>
-     </property>
-     <property name="sizeHint" stdset="0">
-      <size>
-       <width>0</width>
-       <height>3</height>
-      </size>
-     </property>
-    </spacer>
-   </item>
    <item>
     <layout class="QHBoxLayout" name="hlButtons">
      <item>
@@ -55,7 +51,7 @@
      <item>
       <widget class="QPushButton" name="cmdCopy">
        <property name="text">
-        <string>Cop&amp;y</string>
+        <string>&amp;Export</string>
        </property>
       </widget>
      </item>