Fix view distance slider

files/mygui/openmw_settings_window.layout

@@ -345,7 +345,7 @@
                             <UserString key="SettingName" value="viewing distance"/>
                             <UserString key="SettingValueType" value="Float"/>
                             <UserString key="SettingMin" value="2000"/>
-                            <UserString key="SettingMax" value="4600"/>
+                            <UserString key="SettingMax" value="6666"/>
                         </Widget>
                         <Widget type="TextBox" skin="SandText" position="4 178 332 18" align="Left Top">
                             <Property key="Caption" value="#{sNear}"/>

files/settings-default.cfg

@@ -102,10 +102,10 @@ exterior grid size = 3
 [Viewing distance]
 # Viewing distance at normal weather conditions
 # The maximum distance with no pop-in will be: (see RenderingManager::configureFog)
-# viewing distance / minimum weather fog depth (.69) * view frustum factor <= cell size (8192) - loading threshold (1024)
+# viewing distance * view frustum factor <= cell size (8192) - loading threshold (1024)
 # view frustum factor takes into account that the view frustum end is a plane, so at the edges of the screen you can see further than you should be able to.
 # exact factor would depend on FOV
-viewing distance = 4600
+viewing distance = 6666
 
 # Culling of objects smaller than a pixel
 small feature culling = true