Fixed warnings

Author: chbeer

AppController.m

@@ -124,19 +124,19 @@ - (int)numberOfGroupsInScopeBar:(MGScopeBar *)theScopeBar
 }
 
 
-- (NSArray *)scopeBar:(MGScopeBar *)theScopeBar itemIdentifiersForGroup:(int)groupNumber
+- (NSArray *)scopeBar:(MGScopeBar *)theScopeBar itemIdentifiersForGroup:(NSInteger)groupNumber
 {
 	return [[self.groups objectAtIndex:groupNumber] valueForKeyPath:[NSString stringWithFormat:@"%@.%@", GROUP_ITEMS, ITEM_IDENTIFIER]];
 }
 
 
-- (NSString *)scopeBar:(MGScopeBar *)theScopeBar labelForGroup:(int)groupNumber
+- (NSString *)scopeBar:(MGScopeBar *)theScopeBar labelForGroup:(NSInteger)groupNumber
 {
 	return [[self.groups objectAtIndex:groupNumber] objectForKey:GROUP_LABEL]; // might be nil, which is fine (nil means no label).
 }
 
 
-- (NSString *)scopeBar:(MGScopeBar *)theScopeBar titleOfItem:(NSString *)identifier inGroup:(int)groupNumber
+- (NSString *)scopeBar:(MGScopeBar *)theScopeBar titleOfItem:(NSString *)identifier inGroup:(NSInteger)groupNumber
 {
 	NSArray *items = [[self.groups objectAtIndex:groupNumber] objectForKey:GROUP_ITEMS];
 	if (items) {
@@ -154,20 +154,20 @@ - (NSString *)scopeBar:(MGScopeBar *)theScopeBar titleOfItem:(NSString *)identif
 }
 
 
-- (MGScopeBarGroupSelectionMode)scopeBar:(MGScopeBar *)theScopeBar selectionModeForGroup:(int)groupNumber
+- (MGScopeBarGroupSelectionMode)scopeBar:(MGScopeBar *)theScopeBar selectionModeForGroup:(NSInteger)groupNumber
 {
 	return [[[self.groups objectAtIndex:groupNumber] objectForKey:GROUP_SELECTION_MODE] intValue];
 }
 
 
-- (BOOL)scopeBar:(MGScopeBar *)theScopeBar showSeparatorBeforeGroup:(int)groupNumber
+- (BOOL)scopeBar:(MGScopeBar *)theScopeBar showSeparatorBeforeGroup:(NSInteger)groupNumber
 {
 	// Optional method. If not implemented, all groups except the first will have a separator before them.
 	return [[[self.groups objectAtIndex:groupNumber] objectForKey:GROUP_SEPARATOR] boolValue];
 }
 
 
-- (NSImage *)scopeBar:(MGScopeBar *)scopeBar imageForItem:(NSString *)identifier inGroup:(int)groupNumber
+- (NSImage *)scopeBar:(MGScopeBar *)scopeBar imageForItem:(NSString *)identifier inGroup:(NSInteger)groupNumber
 {
 	// Optional method. If not implemented (or if you return nil), items will not have an image.
 	if (groupNumber == 0) {
@@ -194,7 +194,7 @@ - (NSView *)accessoryViewForScopeBar:(MGScopeBar *)scopeBar
 
 
 - (void)scopeBar:(MGScopeBar *)theScopeBar selectedStateChanged:(BOOL)selected 
-		 forItem:(NSString *)identifier inGroup:(int)groupNumber
+		 forItem:(NSString *)identifier inGroup:(NSInteger)groupNumber
 {
 	// Display some text showing what just happened.
 	NSString *displayString = [NSString stringWithFormat:@"\"%@\" %@ in group %d.",