Initiated detectors.py with two basic functions - non-linearity and reciprocity-failure
fix bug for 2d non-square LookupTables
(#599)
add 2d calling to LookupTable unit tests
(#599)
note bug fix in CHANGELOG
(#599)
Merge branch '#599' into #552
test output values for 2d arrays
(#552)
test output values for 2d arrays
(#552)
Merge pull request #600 from GalSim-developers/#599

#599 - bug fix for calling LookupTable on non-square arrays
short forms in function names expanded
(#552)
Merge branch '#552' of http://github.com/GalSim-developers/GalSim into #552
put file-level docstring
(#552)
follow conventions for spacing between keyword arguments
(#552)
some tweaking of docstring, and impose 100-char width
(#552)
more spacing conventions
(#552)
mention requirements on NLfunc in docstring, and expand ValueError message to give a little more info
(#552)
fix indentation for return statement
(#552)
explain that NLfunc should be the final image, not a change in the image
(#552)
explain requirements for the input image (units, etc.)
(#552)
make routines in detectors.py into methods of the image class
(#552)
oops, have to tell __init__.py to import stuff from detectors.py
(#552)