Bugfix in RateTransposerFloat::transposeMono

git-svn-id: https://svn.code.sf.net/p/soundtouch/code/trunk@174 f3a24b6a-cf45-0410-b55a-8c22e2698227
Fixed small sinc() calculation bug that caused AA filter attenuation be around -10dB instead of <-50dB.

git-svn-id: https://svn.code.sf.net/p/soundtouch/code/trunk@175 f3a24b6a-cf45-0410-b55a-8c22e2698227
cleanup previous

git-svn-id: https://svn.code.sf.net/p/soundtouch/code/trunk@176 f3a24b6a-cf45-0410-b55a-8c22e2698227
Restructured RateTransposer to allow hosting alternative resampling algorithms.

git-svn-id: https://svn.code.sf.net/p/soundtouch/code/trunk@177 f3a24b6a-cf45-0410-b55a-8c22e2698227