Remove '0' byte at the end of the compressed frame

This isn't needed anymore, now that the super frame index is
transmitted before the frames.

Change-Id: I8dfb514e59f2df4c2d6697f0ef27fe591fc3b4a2

aom_dsp/daalaboolreader.c

diff --git a/aom_dsp/daalaboolreader.c b/aom_dsp/daalaboolreader.c
index 0fc7b14..c6e3ac8 100644
--- a/aom_dsp/daalaboolreader.c
+++ b/aom_dsp/daalaboolreader.c
@@ -17,7 +17,7 @@
   }
   r->buffer_end = buffer + size;
   r->buffer = buffer;
-  od_ec_dec_init(&r->ec, buffer, size - 1);
+  od_ec_dec_init(&r->ec, buffer, size);
 #if CONFIG_ACCOUNTING
   r->accounting = NULL;
 #endif

aom_dsp/daalaboolwriter.c

diff --git a/aom_dsp/daalaboolwriter.c b/aom_dsp/daalaboolwriter.c
index 0ba8f6a..59af2a2 100644
--- a/aom_dsp/daalaboolwriter.c
+++ b/aom_dsp/daalaboolwriter.c
@@ -24,9 +24,5 @@
   daala_data = od_ec_enc_done(&br->ec, &daala_bytes);
   memcpy(br->buffer, daala_data, daala_bytes);
   br->pos = daala_bytes;
-  /* Prevent ec bitstream from being detected as a superframe marker.
-     Must always be added, so that rawbits knows the exact length of the
-      bitstream. */
-  br->buffer[br->pos++] = 0;
   od_ec_enc_clear(&br->ec);
 }