Merge branch 't/cpsi_improvement'

Cooking since 2014-05-03.

* t/cpsi_improvement:
  com_cpsi(): Tell the user if nothing was copied.

diff --cc NEWS
index 7f4149771803cbc180a9f3da13251bd68468d9be,508288ecfe94de4a36d471df39e9eb0b49f0b64a..f6fca5662938ecdaaac58b21056760f25712e7d3
--- 1/NEWS
--- 2/NEWS
+++ b/NEWS
@@@ -1,19 -1,6 +1,20 @@@
  NEWS
  ====
  
- 
 +-------------------------------------------------
 +0.5.3 (to be released) "symbolic synchronization"
 +-------------------------------------------------
 +
 +      - Various alsa-related fixes, mostly for the raspberry pi.
 +      - The test suite has been extended to include sanity checks
 +        for the generated man pages.
 +      - ao_writer fixes. This writer was in a quite bad shape. Many
 +        serious bugs have been fixed.
 +      - new audiod command: version.
 +      - Minor improvements to the bitstream API.
++      - The cpsi command now prints a meaningful error message if
++        none of the given patterns matched any audio file.
 +
  ----------------------------------------
  0.5.2 (2014-04-11) "orthogonal interior"
  ----------------------------------------