Themes/Editor: removed golden border from top and right of map

[ci skip]

Not really necessary, just took up space. Partly addressed #1844. As for the new [main_map] rect numbers, I
just played around with them until they filled the available space.

data/themes/editor.cfg

@@ -474,48 +474,15 @@
             items=editor-assign-schedule
         [/menu]
         ####### Game Map
-        [panel]
-            id=border-top
-            image=themes/classic/mapframe_top.png
-            ref=replay-panel
-            rect="0,+0,708,+10"
-            xanchor=left
-            yanchor=fixed
-        [/panel]
-        [panel]
-            id=border-top-right-corner
-            image=themes/classic/mapframe_toprightcorner.png
-            rect="708,=+0,+135,+10"
-            xanchor=right
-            yanchor=fixed
-        [/panel]
         [main_map]
             id=main-map
-            ref=border-top-right-corner
+            rect="0,+7,+843,768"
-            rect="0,+0,+833,768"
             xanchor=left
             yanchor=top
         [/main_map]
 
         {MAIN_MAP_BORDER}
 
-        [panel]
-            id=border-right
-            image=themes/editor/classic/mapframe_rightside.png
-            rect="+0,=+0,+10,768"
-            xanchor=right
-            yanchor=top
-        [/panel]
-
-        #[panel]
-        #    id=mapframe-corner
-        #    image=themes/editor/classic/mapframe_corner.png
-        #    ref=border-top-right-corner
-        #    rect="761,+0,+72,+72"
-        #    xanchor=fixed
-        #    yanchor=fixed
-        #[/panel]
-
         ################################## Rightside Panel
         [panel]
             id=top-right-panel