Fix warnings

Author: Mallory Paine

FastImageCache/FICImageTable.m

@@ -239,7 +239,7 @@ - (FICImageTableChunk *)_chunkAtIndex:(NSInteger)index {
     }
 
     if (!chunk) {
-        NSString *message = [NSString stringWithFormat:@"*** FIC Error: %s failed to get chunk for index %d.", __PRETTY_FUNCTION__, index];
+        NSString *message = [NSString stringWithFormat:@"*** FIC Error: %s failed to get chunk for index %ld.", __PRETTY_FUNCTION__, (long)index];
         [[FICImageCache sharedImageCache] _logMessage:message];
     }
 
@@ -483,7 +483,7 @@ - (FICImageTableEntry *)_entryDataAtIndex:(NSInteger)index {
     [_lock unlock];
 
     if (!entryData) {
-        NSString *message = [NSString stringWithFormat:@"*** FIC Error: %s failed to get entry for index %d.", __PRETTY_FUNCTION__, index];
+        NSString *message = [NSString stringWithFormat:@"*** FIC Error: %s failed to get entry for index %ld.", __PRETTY_FUNCTION__, (long)index];
         [[FICImageCache sharedImageCache] _logMessage:message];
     }
 

FastImageCacheDemo/Classes/FICDTableView.m

@@ -101,7 +101,7 @@ - (void)_screenDidUpdateWhileScrolling:(CADisplayLink *)displayLink {
         // We don't want the logging of scrolling performance to be able to impact the scrolling performance,
         // so move both the logging and the string formatting onto a GCD serial queue.
         dispatch_async(__dispatchQueue, ^{
-            NSLog(@"*** FIC Demo: Last FPS = %d, Average FPS = %.2f", lastFPS, averageFPS);
+            NSLog(@"*** FIC Demo: Last FPS = %ld, Average FPS = %.2f", (long)lastFPS, averageFPS);
         });
 
         _framesInLastInterval = 0;