Revert "Add cm libcyanogen-dsp.so"

This reverts commit df1fe3685a7b8b79722bd8df3296a3bcf5599e61.
Revert "DiracHD - add an entry in build.prop"

This reverts commit d88745b3b22f9e45cde78a844385bb79db9c9109.
Revert "Enable DIRAC HD audio"

This reverts commit da1e81c5d7c32c900eb328c831f6bab26f88bdc7.