Added .pydevproject and .project
Utility functions for handling arrays etc.
Initial commit PSF classes and photometry functions
Array utils tests
Modified create_psf function
Added create_psf tests
First working version of psf_photometry
Implemented PRF subpixel accuracy
Added psf.py
Added psf.rst
Added test_psfs.py
Modified and improved psf_photometry and create_prf. Various renames.
Added GaussianPSF integral test
PSF rename to PRF
Added remove_prf prototype. Doc improvements
Added subpixel_indices function
Renamed photometryutils.py to arrayutils.py
Fixed array shape check
Removed unnecessary Kernel2D import
Adapted code to new Astropy 0.3 modeling API