filename typo in piano-tones
removed midi-read, which is now part of midi-readwrite package
added note about restarting before upgrading
added documentation for piano-tone
adding mult-add support, toward volume control
added i386 and x86_64 targets to makefile
finish up adding volume to sequencer
add volume control to pstreams
added wavetable-osc/l signal, signal-speed-test, misc
added x86-64-linux shared lib
added windows versions of buffer-add.dll
oops swap windows architectures