Coding style updates

SDWebImage/SDImageCache.h

@@ -79,7 +79,7 @@ typedef void(^SDWebImageCalculateSizeBlock)(NSUInteger fileCount, NSUInteger tot
 /**
  * Init a new cache store with a specific namespace and directory
  *
- * @param ns The namespace to use for this cache store
+ * @param ns        The namespace to use for this cache store
  * @param directory Directory to cache disk images in
  */
 - (id)initWithNamespace:(NSString *)ns diskCacheDirectory:(NSString *)directory;

SDWebImage/SDImageCache.m

@@ -106,12 +106,9 @@ FOUNDATION_STATIC_INLINE NSUInteger SDCacheCostForImage(UIImage *image) {
         _memCache.name = fullNamespace;
 
         // Init the disk cache
-        if(directory!=nil)
-        {
+        if (directory != nil) {
             _diskCachePath = [directory stringByAppendingPathComponent:fullNamespace];
-        }
-        else
-        {
+        } else {
             NSString *path = [self makeDiskCachePath:ns];
             _diskCachePath = path;
         }