diff --git a/index.nfo b/index.nfo
index e422d4c..9beae6a 100644
--- a/index.nfo
+++ b/index.nfo
@@ -1,138 +1,138 @@
 (supertux-addons
-	(supertux-addoninfo
-	  (kind "Worldmap")
-	  (title "Dungeon Island")
-	  (author "Torfi Gunnarsson")
-	  (license "Free to be distributed via the SuperTux Add-on Manager")
-	  (http-url "https://raw.githubusercontent.com/SuperTux/addons/master/Worldmaps/dungeon_island.zip")
-	  (file "dungeon_island.zip")
-		(md5 "ca521483362a150aaada2c191e48efcd")
-	)
-	(supertux-addoninfo
-	  (kind "Worldmap")
-	  (title "Tux Strikes Back")
-	  (author "Christian Schaefers")
-	  (license "freeware that must not be sold provided \"as is\" without express or implied warranty")
-	  (http-url "https://raw.githubusercontent.com/SuperTux/addons/master/Worldmaps/tsblevels.zip")
-	  (file "tsblevels.zip")
-	  (md5 "6ae86eb74087ea341261832bec0e3377")
-	)
-	(supertux-addoninfo
-		(kind "World")
-		(title "Mattie's World")
-		(author "LMH")
-		(license "GPL 2 / CC-by-sa 3.0")
-		(http-url "https://raw.githubusercontent.com/SuperTux/addons/master/Worldmaps/mattie_world_0_3_4.zip")
-		(file "mattie_world_0_3_4.zip")
-		(md5 "b7d1bdb30e80657009963307fc8e3351")
-	)
-	(supertux-addoninfo
-	  (kind "World")
-	  (title "Hume's 2 worldmaps")
-	  (author "Hume")
-	  (license "GPL 2+ / CC-by-sa 3.0")
-	  (http-url "https://raw.githubusercontent.com/SuperTux/addons/master/Worldmaps/hume_worlds.zip")
-	  (file "hume_worlds.zip")
-	  (md5 "ee41eeb4e64d746a43267bf6c31138eb")
-	)
-	(supertux-addoninfo
-	  (kind "World")
-	  (title "CT's 2 worldmaps")
-	  (author "CT .da'Bomb")
-	  (license "GPL 2+ / CC-by-sa 3.0")
-	  (http-url "https://raw.githubusercontent.com/SuperTux/addons/master/Worldmaps/ct_worlds.zip")
-	  (file "ct_worlds.zip")
-	  (md5 "17651bb3c8197d3fc055f4699a8f9821")
-	)
-	(supertux-addoninfo
-	  (kind "Worldmap")
-	  (title "Octo's Levels")
-	  (author "Octo")
-	  (license "GPL 2+ / CC-by-sa 3.0")
-	  (http-url "https://raw.githubusercontent.com/SuperTux/addons/master/Worldmaps/octo.zip")
-	  (file "octo.zip")
-	  (md5 "86b0594921d455d09cd735765f009db0")
-	)
-	(supertux-addoninfo
-	  (kind "Worldmap")
-	  (title "Yeti's Revenge")
-	  (author "niso")
-	  (license "GPL 2+ / CC-by-sa 3.0")
-	  (http-url "https://raw.githubusercontent.com/SuperTux/addons/master/Worldmaps/YETIS_REVENGE_update4.zip")
-	  (file "YETIS_REVENGE_update3.zip")
-	  (md5 "190717c677d7137b5db8ff557e01b954")
-	)
-	(supertux-addoninfo
-	  (kind "Worldmap")
-	  (title "Island of Moob")
-	  (author "treskalle")
-	  (license "GPL 2+ / CC-by-sa 3.0")
-	  (http-url "https://raw.githubusercontent.com/SuperTux/addons/master/Worldmaps/moob-island-beta7.zip")
-	  (file "moob-island-beta7.zip")
-	  (md5 "ae05a9fd311744e90c84ebbfd492a9ef")
-	)
-	(supertux-addoninfo
-	  (kind "Worldmap")
-	  (title "The Valley of Chaos")
-	  (author "SemajD")
-	  (license "GPL 2+ / CC-by-sa 3.0")
-	  (http-url "https://raw.githubusercontent.com/SuperTux/addons/master/Worldmaps/The_Valley_Of_Chaos.zip")
-	  (file "The_Valley_Of_Chaos.zip")
-	  (md5 "be79609245c5d14bae4010e33bafe351")
-	)
-	(supertux-addoninfo
-	  (kind "Worldmap")
-	  (title "Narre Land")
-	  (author "Narre")
-	  (license "GPL 2+ / CC-by-sa 3.0")
-	  (http-url "https://raw.githubusercontent.com/SuperTux/addons/master/Worldmaps/narre_addon.zip")
-	  (file "narre_addon.zip")
-	  (md5 "b40559513180c61e76b636201a1b69d8")
-	)
-	(supertux-addoninfo
-	  (kind "Worldmap")
-	  (title "Levels of Wolfs")
-	  (author "Wolfs")
-	  (license "GPL 2+ / CC-by-sa 3.0")
-	  (http-url "https://raw.githubusercontent.com/SuperTux/addons/master/Worldmaps/levels-of-wolfs.zip")
-	  (file "levels-of-wolfs.zip")
-	  (md5 "e3f18430d4558ee68d8ab2b04a2f4805")
-	)
-	(supertux-addoninfo
-	  (kind "Worldmap")
-	  (title "Mantis Valley")
-	  (author "Various Authors")
-	  (license "GPL 2+ / CC-by-sa 3.0")
-	  (http-url "https://raw.githubusercontent.com/SuperTux/addons/master/Worldmaps/pre_git_bugtracker_worldmap.zip")
-	  (file "pre_git_bugtracker_worldmap.zip")
-	  (md5 "e3b01b66dfe6f3121277be685623ebd9")
-	)
-   (supertux-addoninfo
-	  (id "rubberduck-levels")
-	  (type "worldmap")
-	  (title "Rubberducks levels")
-	  (author "Basti")
-	  (license "GPL 2+ / CC-by-sa 3.0")
-	  (http-url "https://raw.githubusercontent.com/SuperTux/addons/master/Worldmaps/rubberduck-levels_v2.zip")
-	  (file "rubberduck.zip")
-	  (md5 "30941bff2497090a93a4d50d262042e5")
-	)
-	(supertux-addoninfo
-	  (kind "Worldmap")
-	  (title "Lolkat's Levels")
-          (author "Lolkat")
-          (license "GPL 2+ / CC-by-sa 3.0")
-	  (http-url "https://raw.githubusercontent.com/SuperTux/addons/master/Worldmaps/lolkat.zip")
-	  (file "lolkat.zip")
-	  (md5 "0d15086eb5ff2fb9c6b9066fe73311af")
-	)
+    (supertux-addoninfo
+        (kind "Worldmap")
+        (title "Dungeon Island")
+        (author "Torfi Gunnarsson")
+        (license "Free to be distributed via the SuperTux Add-on Manager")
+        (http-url "https://raw.githubusercontent.com/SuperTux/addons/master/Worldmaps/dungeon_island.zip")
+        (file "dungeon_island.zip")
+        (md5 "ca521483362a150aaada2c191e48efcd")
+    )
+    (supertux-addoninfo
+        (kind "Worldmap")
+        (title "Tux Strikes Back")
+        (author "Christian Schaefers")
+        (license "freeware that must not be sold provided \"as is\" without express or implied warranty")
+        (http-url "https://raw.githubusercontent.com/SuperTux/addons/master/Worldmaps/tsblevels.zip")
+        (file "tsblevels.zip")
+        (md5 "6ae86eb74087ea341261832bec0e3377")
+    )
         (supertux-addoninfo
-         (kind "Worldmap")
-         (title "Halloween 2014")
-         (author "SuperTux Team")
-         (license "GPL 2+ / CC-by-sa 3.0")
-         (http-url "https://raw.githubusercontent.com/SuperTux/addons/master/Worldmaps/halloween2014.zip")
-         (file "halloween2014.zip")
-         (md5 "28db69d4e84763277c02fdfd3d532eb0")
-         )
+        (kind "World")
+        (title "Mattie's World")
+        (author "LMH")
+        (license "GPL 2 / CC-by-sa 3.0")
+        (http-url "https://raw.githubusercontent.com/SuperTux/addons/master/Worldmaps/mattie_world_0_3_4.zip")
+        (file "mattie_world_0_3_4.zip")
+        (md5 "b7d1bdb30e80657009963307fc8e3351")
+    )
+        (supertux-addoninfo
+        (kind "World")
+        (title "Hume's 2 worldmaps")
+        (author "Hume")
+        (license "GPL 2+ / CC-by-sa 3.0")
+        (http-url "https://raw.githubusercontent.com/SuperTux/addons/master/Worldmaps/hume_worlds.zip")
+        (file "hume_worlds.zip")
+        (md5 "ee41eeb4e64d746a43267bf6c31138eb")
+    )
+    (supertux-addoninfo
+        (kind "World")
+        (title "CT's 2 worldmaps")
+        (author "CT .da'Bomb")
+        (license "GPL 2+ / CC-by-sa 3.0")
+        (http-url "https://raw.githubusercontent.com/SuperTux/addons/master/Worldmaps/ct_worlds.zip")
+        (file "ct_worlds.zip")
+        (md5 "17651bb3c8197d3fc055f4699a8f9821")
+    )
+    (supertux-addoninfo
+        (kind "Worldmap")
+        (title "Octo's Levels")
+        (author "Octo")
+        (license "GPL 2+ / CC-by-sa 3.0")
+        (http-url "https://raw.githubusercontent.com/SuperTux/addons/master/Worldmaps/octo.zip")
+        (file "octo.zip")
+        (md5 "86b0594921d455d09cd735765f009db0")
+    )
+    (supertux-addoninfo
+        (kind "Worldmap")
+        (title "Yeti's Revenge")
+        (author "niso")
+        (license "GPL 2+ / CC-by-sa 3.0")
+        (http-url "https://raw.githubusercontent.com/SuperTux/addons/master/Worldmaps/YETIS_REVENGE_update4.zip")
+        (file "YETIS_REVENGE_update3.zip")
+        (md5 "190717c677d7137b5db8ff557e01b954")
+    )
+    (supertux-addoninfo
+        (kind "Worldmap")
+        (title "Island of Moob")
+        (author "treskalle")
+        (license "GPL 2+ / CC-by-sa 3.0")
+        (http-url "https://raw.githubusercontent.com/SuperTux/addons/master/Worldmaps/moob-island-beta7.zip")
+        (file "moob-island-beta7.zip")
+        (md5 "ae05a9fd311744e90c84ebbfd492a9ef")
+    )
+    (supertux-addoninfo
+        (kind "Worldmap")
+        (title "The Valley of Chaos")
+        (author "SemajD")
+        (license "GPL 2+ / CC-by-sa 3.0")
+        (http-url "https://raw.githubusercontent.com/SuperTux/addons/master/Worldmaps/The_Valley_Of_Chaos.zip")
+        (file "The_Valley_Of_Chaos.zip")
+        (md5 "be79609245c5d14bae4010e33bafe351")
+    )
+    (supertux-addoninfo
+        (kind "Worldmap")
+        (title "Narre Land")
+        (author "Narre")
+        (license "GPL 2+ / CC-by-sa 3.0")
+        (http-url "https://raw.githubusercontent.com/SuperTux/addons/master/Worldmaps/narre_addon.zip")
+        (file "narre_addon.zip")
+        (md5 "b40559513180c61e76b636201a1b69d8")
+    )
+    (supertux-addoninfo
+        (kind "Worldmap")
+        (title "Levels of Wolfs")
+        (author "Wolfs")
+        (license "GPL 2+ / CC-by-sa 3.0")
+        (http-url "https://raw.githubusercontent.com/SuperTux/addons/master/Worldmaps/levels-of-wolfs.zip")
+        (file "levels-of-wolfs.zip")
+        (md5 "e3f18430d4558ee68d8ab2b04a2f4805")
+    )
+    (supertux-addoninfo
+        (kind "Worldmap")
+        (title "Mantis Valley")
+        (author "Various Authors")
+        (license "GPL 2+ / CC-by-sa 3.0")
+        (http-url "https://raw.githubusercontent.com/SuperTux/addons/master/Worldmaps/pre_git_bugtracker_worldmap.zip")
+        (file "pre_git_bugtracker_worldmap.zip")
+        (md5 "e3b01b66dfe6f3121277be685623ebd9")
+    )
+    (supertux-addoninfo
+        (id "rubberduck-levels")
+        (type "worldmap")
+        (title "Rubberducks levels")
+        (author "Basti")
+        (license "GPL 2+ / CC-by-sa 3.0")
+        (http-url "https://raw.githubusercontent.com/SuperTux/addons/master/Worldmaps/rubberduck-levels_v2.zip")
+        (file "rubberduck.zip")
+        (md5 "30941bff2497090a93a4d50d262042e5")
+    )
+    (supertux-addoninfo
+        (kind "Worldmap")
+        (title "Lolkat's Levels")
+        (author "Lolkat")
+        (license "GPL 2+ / CC-by-sa 3.0")
+        (http-url "https://raw.githubusercontent.com/SuperTux/addons/master/Worldmaps/lolkat.zip")
+        (file "lolkat.zip")
+        (md5 "0d15086eb5ff2fb9c6b9066fe73311af")
+    )
+    (supertux-addoninfo
+        (kind "Worldmap")
+        (title "Halloween 2014")
+        (author "SuperTux Team")
+        (license "GPL 2+ / CC-by-sa 3.0")
+        (http-url "https://raw.githubusercontent.com/SuperTux/addons/master/Worldmaps/halloween2014.zip")
+        (file "halloween2014.zip")
+        (md5 "28db69d4e84763277c02fdfd3d532eb0")
+    )
 )