Minor addition to OptionalScopedPointer. Documentation fix.

modules/juce_audio_formats/codecs/juce_WavAudioFormat.h

@@ -94,8 +94,6 @@ public:
     /** Metadata property name used by wav readers and writers for adding
         a BWAV chunk to the file.
 
-        This is a
-
         @see AudioFormatReader::metadataValues, createWriterFor
     */
     static const char* const bwavCodingHistory;

modules/juce_core/memory/juce_OptionalScopedPointer.h

@@ -127,6 +127,11 @@ public:
             object.release();
     }
 
+    /** Returns true if the target object will be deleted when this pointer
+        object is deleted.
+    */
+    bool willDeleteObject() const noexcept                          { return shouldDelete; }
+
     //==============================================================================
     /** Swaps this object with another OptionalScopedPointer.
         The two objects simply exchange their states.