made the alias_dtypes explicit rather than using items from cpp_valid_dtypes, as these do not always come in a predictable order it seems
(#571)
put int Mike's suggestion
(#571)
Merge branch 'master' into #571
Merge branch 'master' into #571
Implement functional arguements for other transformations of ChromaticObjects.
(#581)
Removed unnecessary error text of info that will already be in the trace (some of which had become incorrect).
(#581)
Allow transform to have mix of functions and floats
(#581)
Add unit tests
(#581)
Add comment about non-grav uses of the shear method to explain why it may be wavelenght-dependent.
(#581)
Add to CHANGELOG.
(#581)
typo
(#581)
Merge branch '#571' into #581
Update aliases for int, float to specific types, rather than use zeros().dtype.type, since we don't actually have int64, so can't use that on machines where int -> int64.
(#581)
Add unit tests for Image type aliases
(#581)
Doc edits prompted by Rachel's comments
(#581)
Enable callable arguments for lens()
(#581)
Add wavelength-dependent lens to the unit tests
(#581)
Merge branch 'master' into #581

Conflicts:
	CHANGELOG.md
Merge branch 'master' into #571
Merge branch '#571' into #581