More New fog of war cleanups. Minimap Fixes and Goldmine Fixes

src/map/minimap.cpp

@@ -259,7 +259,9 @@ global void DrawMinimap(int vx __attribute__((unused)),
 	    for( mx=0; mx<MINIMAP_W; ++mx ) {
 #ifdef NEW_FOW
 		if( IsMapFieldVisible(Minimap2MapX[mx],(Minimap2MapY[my]/TheMap.Width))
-			 ) {
+			|| (IsMapFieldExplored(Minimap2MapX[mx],
+					(Minimap2MapY[my]/TheMap.Width)) &&
+					((mx&1)==(my&1)))) {
 		    VideoDrawPixel(((unsigned char*)MinimapGraphic->Frames)
 			    [mx+my*MINIMAP_W],x+mx,y+my);
 		}

src/unit/unit.cpp

@@ -1917,6 +1917,7 @@ startn:
 
 found:
     unit->Wait=1;		// should be correct unit has still action
+
     PlaceUnit(unit, x, y);
 }
 
@@ -2040,6 +2041,12 @@ global void DropOutAll(const Unit* source)
 	    ++i;
 	    DropOutOnSide(unit,LookingW
 		,source->Type->TileWidth,source->Type->TileHeight);
+#ifdef NEW_FOW
+	//Worker is back on map, unmark sight
+    MapUnmarkSight(unit->Player,source->X+source->Type->TileWidth/2,
+			source->Y+source->Type->TileHeight/2,
+			source->Stats->SightRange);
+#endif
 	    DebugCheck( unit->Orders[0].Goal );
 	    unit->Orders[0].Action=UnitActionStill;
 	    unit->Wait=unit->Reset=1;