o Code cleanup

@@ -39,13 +39,13 @@
 #import "RMTileSourcesContainer.h"
 
 // constants for boundingMask
-enum {
+enum : NSUInteger {
     RMMapNoMinBound		= 0, // Map can be zoomed out past view limits
     RMMapMinHeightBound	= 1, // Minimum map height when zooming out restricted to view height
     RMMapMinWidthBound	= 2  // Minimum map width when zooming out restricted to view width (default)
 };
 
-typedef enum {
+typedef enum : NSUInteger {
     RMMapDecelerationNormal,
     RMMapDecelerationFast,
     RMMapDecelerationOff

@@ -310,7 +310,7 @@
 {
 	CGRect bounds = [self bounds];
 
-	return [NSString stringWithFormat:@"MapView at %.0f,%.0f-%.0f,%.0f", bounds.origin.x, bounds.origin.y, bounds.size.width, bounds.size.height];
+	return [NSString stringWithFormat:@"MapView at {%.0f,%.0f}-{%.0f,%.0f}", bounds.origin.x, bounds.origin.y, bounds.size.width, bounds.size.height];
 }
 
 #pragma mark -
@@ -1484,16 +1484,14 @@
 {
     NSArray *tileSources = [self tileSources];
 
-    for (NSUInteger i=0; i<[tileSources count]; ++i)
-    {
-        id <RMTileSource> currentTileSource = [tileSources objectAtIndex:i];
-
+    [tileSources enumerateObjectsUsingBlock:^(id <RMTileSource> currentTileSource, NSUInteger index, BOOL *stop)
+     {
         if (tileSource == currentTileSource)
         {
-            [self setHidden:isHidden forTileSourceAtIndex:i];
-            break;
+            [self setHidden:isHidden forTileSourceAtIndex:index];
+            *stop = YES;
         }
-    }
+     }];
 }
 
 - (void)setHidden:(BOOL)isHidden forTileSourceAtIndex:(NSUInteger)index

@@ -10,7 +10,7 @@
 
 @class RMAnnotation, RMMapView;
 
-typedef enum {
+typedef enum : short {
     nodeTypeLeaf,
     nodeTypeNode
 } RMQuadTreeNodeType;

@@ -32,7 +32,7 @@
 
 @class RMTileImage, RMMemoryCache;
 
-typedef enum {
+typedef enum : short {
 	RMCachePurgeStrategyLRU,
 	RMCachePurgeStrategyFIFO,
 } RMCachePurgeStrategy;

@@ -747,7 +747,7 @@
 		29B97313FDCFA39411CA2CEA /* Project object */ = {
 			isa = PBXProject;
 			attributes = {
-				LastUpgradeCheck = 0420;
+				LastUpgradeCheck = 0450;
 			};
 			buildConfigurationList = C01FCF4E08A954540054247B /* Build configuration list for PBXProject "MapView" */;
 			compatibilityVersion = "Xcode 3.2";