Bugs 188 and 225

Refer to bugzilla for discussion, but, to summarize, this removes any writing of ID3V1 tags.  ID3V1 tags will still be imported, but they will be written as ID3V2 tags.

src/import/ImportPCM.cpp

@@ -414,8 +414,6 @@ int PCMImportFileHandle::Import(TrackFactory *trackFactory,
                break;
             }
 
-            tags->SetID3V2( tp->options & ID3_TAG_OPTION_ID3V1 ? false : true );
-
             // Loop through all frames
             for (int i = 0; i < (int) tp->nframes; i++) {
                struct id3_frame *frame = tp->frames[i];