Fix 100 char wrap
(#526)
Remove obsolete doc strings for C++ Image classes which are now implementation details
(#526)
Various updates to Image doc string
(#526)
Indent code examples
(#526)
Add >>> before indented code snippets.
(#526)
100 char wraps
(#526)
Fix up catalog.py docs a bit to match current style
(#526)
Rearrange ImageIntegrator docs a bit, so the __call__ documentation is with the base class __call__ method, rather than in each subclass.
(#526)
Use @returns style in a couple of places that didn't use current style.
(#526)
Minor spacing edits
(#526)