Minor changes in CHANGELOG.md and the documentation of wcs.py. Overall, looks fantastic! Amazing job, Mike!
Merge branch '#364'
Minor doc updates
Let FitsHeader take an unnamed file_name argument in addition to the kwarg version.  (Basically interprets header as file_name if it is a string)
Revert "Let FitsHeader take an unnamed file_name argument in addition to the kwarg version.  (Basically interprets header as file_name if it is a string)"

This reverts commit 5095311eb14a1e11f27401c55acce3adb2655dfc.
Let FitsHeader take an unnamed file_name argument in addition to the kwarg version.  (Basically interprets header as file_name if it is a string)
(#508)
Enable reading FitsHeader from .head files with text_file=True kwarg
(#508)
Also add text_file kwarg to FitsWCS function
(#508)
Have kwarg order match that given in doc string
(#508)
Fix to work with python 2.4
Add unit test for reading SCamp .head file
(#508)
Add this feature to CHANGELOG
(#508)
Merge pull request #509 from GalSim-developers/#508

#508 Enable reading FitsHeader from SCamp .head file
Merge branch 'master' into #387