Merge branch 't/flacdec_fixes'

Cooking since 2013-10-27.

	6da1ca flacdec: Fix DECODER_ABORTED handling.
	76a2c8 flacdec: Avoid busy loop.
	a1beef flacdec: Fix mono output.
	8633a2 flacdec: Avoid declaration after statement.
	464648 flacdec: Improve documentation of unconsumed.
	c2d841 fd.c: Fix bad English in comment.

diff --cc NEWS
index 980f613a7915e1a48d429ba17993d57572f4184f,fc6ccffb03a9ffc1903d66208bb097fb2e54fc64..b20c7c6be46335e121342b474765fc4a632ecf3a
--- 1/NEWS
--- 2/NEWS
+++ b/NEWS
@@@ -5,9 -5,8 +5,12 @@@ NEW
  0.5.1 (to be announced) "temporary implication"
  ----------------------------------------------
  
--      - audiod improvements and fixes.
--      - buffer tree robustness improvements.
-       - cleanup of the mood subsystem.
++Lots of fixes and improvements all over the place.
++
++      - Audiod improvements and fixes.
++      - Buffer tree robustness improvements.
++      - Cleanup of the mood subsystem.
++      - Fixes and cleanups for the flac decoder.
  
  ----------------------------------------
  0.5.0 (2013-08-23) "invertible validity"