Move editor automap .rules files to separate subfolder

For better organization of the `data/editor` folder.

CMakeLists.txt

@@ -1411,14 +1411,25 @@ set(EXPECTED_DATA
   countryflags/index.txt
   debug_font.png
   editor/audio_source.png
+  editor/automap/basic_freeze.rules
+  editor/automap/ddmax_freeze.rules
+  editor/automap/ddnet_tiles.rules
+  editor/automap/ddnet_walls.rules
+  editor/automap/desert_main.rules
+  editor/automap/fadeout.rules
+  editor/automap/generic_clear.rules
+  editor/automap/generic_unhookable.rules
+  editor/automap/generic_unhookable_0.7.rules
+  editor/automap/grass_main.rules
+  editor/automap/grass_main_0.7.rules
+  editor/automap/jungle_main.rules
+  editor/automap/jungle_midground.rules
+  editor/automap/round_tiles.rules
+  editor/automap/water.rules
+  editor/automap/winter_main.rules
   editor/background.png
-  editor/basic_freeze.rules
   editor/checker.png
   editor/cursor.png
-  editor/ddmax_freeze.rules
-  editor/ddnet_tiles.rules
-  editor/ddnet_walls.rules
-  editor/desert_main.rules
   editor/entities/DDNet.png
   editor/entities/FNG.png
   editor/entities/Race.png
@@ -1431,23 +1442,12 @@ set(EXPECTED_DATA
   editor/entities_clear/fng.png
   editor/entities_clear/race.png
   editor/entities_clear/vanilla.png
-  editor/fadeout.rules
   editor/front.png
-  editor/generic_clear.rules
-  editor/generic_unhookable.rules
-  editor/generic_unhookable_0.7.rules
-  editor/grass_main.rules
-  editor/grass_main_0.7.rules
-  editor/jungle_main.rules
-  editor/jungle_midground.rules
-  editor/round_tiles.rules
   editor/speed_arrow.png
   editor/speedup.png
   editor/switch.png
   editor/tele.png
   editor/tune.png
-  editor/water.rules
-  editor/winter_main.rules
   emoticons.png
   extras.png
   fonts/DejaVuSans.ttf

src/game/editor/auto_map.cpp

@@ -47,10 +47,15 @@ CAutoMapper::CAutoMapper(CEditor *pEditor)
 void CAutoMapper::Load(const char *pTileName)
 {
 	char aPath[IO_MAX_PATH_LENGTH];
-	str_format(aPath, sizeof(aPath), "editor/%s.rules", pTileName);
+	str_format(aPath, sizeof(aPath), "editor/automap/%s.rules", pTileName);
 	IOHANDLE RulesFile = Storage()->OpenFile(aPath, IOFLAG_READ | IOFLAG_SKIP_BOM, IStorage::TYPE_ALL);
 	if(!RulesFile)
+	{
+		char aBuf[IO_MAX_PATH_LENGTH + 32];
+		str_format(aBuf, sizeof(aBuf), "failed to load %s", aPath);
+		Console()->Print(IConsole::OUTPUT_LEVEL_DEBUG, "editor/automap", aBuf);
 		return;
+	}
 
 	CLineReader LineReader;
 	LineReader.Init(RulesFile);