diff -r 018b5642b873 -r 1fe77f2bc1d1 project_files/HedgewarsMobile/Classes/MainMenuViewController.m
--- a/project_files/HedgewarsMobile/Classes/MainMenuViewController.m	Sun Dec 05 19:00:41 2010 +0100
+++ b/project_files/HedgewarsMobile/Classes/MainMenuViewController.m	Sun Dec 05 23:48:58 2010 +0100
@@ -37,7 +37,6 @@
 
 // check if some configuration files are already set; if they are present it means that the current copy must be updated
 -(void) createNecessaryFiles {
-    NSString *sourceFile, *destinationFile;
     NSString *resourcesDir = [[NSBundle mainBundle] resourcePath];
     DLog(@"Creating necessary files");
     
@@ -69,31 +68,21 @@
         // we copy teams only the first time because it's unlikely that newer ones are going to be added
         NSString *baseTeamsDir = [[NSString alloc] initWithFormat:@"%@/Settings/Teams/",resourcesDir];
         for (NSString *str in [[NSFileManager defaultManager] contentsOfDirectoryAtPath:baseTeamsDir error:NULL]) {
-            sourceFile = [baseTeamsDir stringByAppendingString:str];
-            destinationFile = [TEAMS_DIRECTORY() stringByAppendingString:str];
+            NSString *sourceFile = [baseTeamsDir stringByAppendingString:str];
+            NSString *destinationFile = [TEAMS_DIRECTORY() stringByAppendingString:str];
             [[NSFileManager defaultManager] removeItemAtPath:destinationFile error:NULL];
             [[NSFileManager defaultManager] copyItemAtPath:sourceFile toPath:destinationFile error:NULL];
         }
         [baseTeamsDir release];
     }
-    // TODO: is merge needed?
+    // merge not needed as format rarely changes
 
-    // SCHEMES - update old stuff and add new stuff
-    if ([[NSFileManager defaultManager] fileExistsAtPath:SCHEMES_DIRECTORY()] == NO)
-        [[NSFileManager defaultManager] createDirectoryAtPath:SCHEMES_DIRECTORY()
-                                  withIntermediateDirectories:YES
-                                                   attributes:nil
-                                                        error:NULL];
-    // TODO: do the merge if necessary
-    // we overwrite the default ones because it is likely that new modes are added every release
+    // SCHEMES - always overwrite and delete custom ones
+    if ([[NSFileManager defaultManager] fileExistsAtPath:SCHEMES_DIRECTORY()] == YES)
+        [[NSFileManager defaultManager] removeItemAtPath:SCHEMES_DIRECTORY() error:NULL];
     NSString *baseSchemesDir = [[NSString alloc] initWithFormat:@"%@/Settings/Schemes/",resourcesDir];
-    for (NSString *str in [[NSFileManager defaultManager] contentsOfDirectoryAtPath:baseSchemesDir error:NULL]) {
-        sourceFile = [baseSchemesDir stringByAppendingString:str];
-        destinationFile = [SCHEMES_DIRECTORY() stringByAppendingString:str];
-        [[NSFileManager defaultManager] removeItemAtPath:destinationFile error:NULL];
-        [[NSFileManager defaultManager] copyItemAtPath:sourceFile toPath:destinationFile error:NULL];
-    }
-    [baseSchemesDir release];
+    [[NSFileManager defaultManager] copyItemAtPath:baseSchemesDir toPath:SCHEMES_DIRECTORY() error:NULL];
+    
 
     // WEAPONS - always overwrite
     if ([[NSFileManager defaultManager] fileExistsAtPath:WEAPONS_DIRECTORY()] == NO)
@@ -108,6 +97,7 @@
     createWeaponNamed(@"Clean Slate", 4);
     createWeaponNamed(@"Minefield", 5);
     createWeaponNamed(@"Thinking with Portals", 6);
+    // merge not needed because weapons not present in the set are 0ed by GameSetup
 
     DLog(@"Success");
 }