Add new files cosmodpcfft and DistortedPowerCorrelationFft to Makefile
Add new header file DistortedPowerCorrelationFft
Add new test program cosmodpcfft for DistortedPowerCorrelationFft
Add new class DistortedPowerCorrelationFft
Add new class DistortedPowerCorrelationFft
Fix typo in updated automake file
Add changes after running autoreconf
Change to in-place complex-to-complex FFT, add data array allocation/deallocation, implement boost shared array to xi vector
Change to in-place complex-to-complex FFT, add data array allocation/deallocation, implement boost shared array to xi vector
Correct the k space grid and the indexing for the interpolation vector
Change from double to float precision, add method getMemorySize and runtime errors
Add method getMemorySize
Add memory size output and update command-line options
Add runtime errors
Add typedefs for class DistortedPowerCorrelationFft
Change distortion model parameterization in cosmodpcfft
Implement FFT of distorted power spectrum to 3D correlation function.

* Create new class 'DistortedPowerCorrelationFft' to perform FFT of distorted power spectrum.

* Create new driver program 'cosmodpcfft' to test FFT of distorted power spectrum.

* Update 'cosmo' and 'types' header files and 'Makefile' to include new class 'DistortedPowerCorrelationFft'