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Handle Logic Pro WAV files that correctly word align its chunks.
This was issue for chunks we are skipping over anyways.

--- a/ChangeLog

+++ b/ChangeLog

@@ -24,6 +24,8 @@

     Closes bug #3017690.  (Reuben Thomas).

   o Fix memory leak in ffmpeg. (Doug Cook)

   o Handle 0 length chunks in WAV files gracefully.  (Beat Jorg)

+  o When skipping over chunks, account for word alignment. Helps

+    with some Logic Pro generated files.  (D Lambley)

 Audio device drivers:

--- a/src/wav.c

+++ b/src/wav.c

@@ -392,6 +392,9 @@

         if (strncmp(Label, magic, (size_t)4) == 0)

             break; /* Found the given chunk */

+	/* Chunks are required to be word aligned. */

+	if ((*len) % 2) (*len)++;

+

         /* skip to next chunk */

         if (*len > 0 && lsx_seeki(ft, (off_t)(*len), SEEK_CUR) != SOX_SUCCESS)

         {