Log Message:
Update to 0.2.3.
Changes since 0.2.1:
Fixed a bug involving the processing of 24-bit audio data on
little-endian systems.
Added support for IMA and MS ADPCM.
Added support for the IRCAM file format.
Added support for AF_QUERYTYPE_COMPRESSION.
Added support for floating-point data in the AIFF-C and WAVE file
formats.
Improved support for compressed data formats in AIFF-C, WAVE, and NeXT
.snd file formats.
Cleaned up code for 64-bit systems.
Cleaned up some compiler warnings.
Added many new tests.
Fixed several small bugs.
Cleaned up code in many places.