Original commit message from CVS:
2004-02-20  Andy Wingo  <wingo@pobox.com>

* gst/intfloat/, gst/oneton: Removed, replaced by audioconvert and
interleave respectively.

* gst/interleave/deinterleave.c: New plugin: deinterleave
(replaces on oneton).
* gst/interleave/interleave.c: New plugin: interleave.
* gst/interleave/plugin.h: Support file.
* gst/interleave/plugin.c: Support file.

* configure.ac: Remove intfloat and oneton, add interleave.

* ext/sndfile/gstsf.c: Handle events better.

* gst/audioconvert/gstaudioconvert.c: Change to support int2float
and float2int operation. int2float has scheduling problems as
noted in in2float_chain.