Fix memory leaks of closed CFReadStreams in CoreFoundationDataSource

Audjustable/Classes/AudioPlayer/CoreFoundationDataSource.m

@@ -81,7 +81,7 @@ static void ReadStreamCallbackProc(CFReadStreamRef stream, CFStreamEventType eve
     {
         [self unregisterForEvents];
         
-        CFReadStreamClose(stream);
+        [self close];
         
         stream = 0;
     }
@@ -92,6 +92,7 @@ static void ReadStreamCallbackProc(CFReadStreamRef stream, CFStreamEventType eve
     if (stream)
     {
         CFReadStreamClose(stream);
+        CFRelease(stream);
         
         stream = 0;
     }

Audjustable/Classes/AudioPlayer/HttpDataSource.m

@@ -96,9 +96,10 @@
     if (stream)
     {
         CFReadStreamClose(stream);
+        CFRelease(stream);
     }
     
-    stream = nil;
+    stream = 0;
     relativePosition = 0;
     seekStart = offset;
     

Audjustable/Classes/AudioPlayer/LocalFileDataSource.m

@@ -77,6 +77,7 @@
     if (stream)
     {
         CFReadStreamClose(stream);
+        CFRelease(stream);
         
         stream = 0;
     }