Isamu Mogi 6ee56b1c17 Add Interpolate*.h to noinst_HEADERS
This fixes following error on `make distcheck`

```
Making all in SoundTouch
  CXX      AAFilter.lo
  CXX      FIRFilter.lo
  CXX      FIFOSampleBuffer.lo
  CXX      RateTransposer.lo
../../../../source/SoundTouch/RateTransposer.cpp:39:10: fatal error: 'InterpolateLinear.h' file not found
         ^~~~~~~~~~~~~~~~~~~~~
1 error generated.
```
2018-06-02 15:55:07 +09:00
..
2018-05-12 18:40:56 +03:00
2018-05-12 18:40:56 +03:00