player passwords and privileges in world/auth.txt

--HG--
extra : rebase_source : 7260636295d9068fbeeddf4143c89f2b8a91446c

doc/changelog.txt

@@ -13,6 +13,7 @@ X:
 - Slightly updated map format
 - Player passwords
 - All textures first searched from texture_path
+- Map directory ("map") has been renamed to "world" (just rename it to load an old world)
 
 2011-04-24:
 - Smooth lighting with simple ambient occlusion