.. commit signature, "date_str author_str sha_str"
   Maintain spacing of "History" and "GitHub Log" titles

History
=======

GitHub Log
----------
* Jan 20, 2023
    - (by: sonofeft)
        - added many tests
        - spell check corrections

* Jan 19, 2023
    - (by: sonofeft)
        - added test generation file
        - added tests
        - more mixture documentation

* Jan 18, 2023
    - (by: sonofeft)
        - doc additions

* Jan 17, 2023
    - (by: sonofeft)
        - started mixture freezing pt docs

* Jan 16, 2023
    - (by: sonofeft)
        - adding docs for mixtures
        - some plot changes
        - reorganized for circular reference in mixture_prop
        - made mixture_prop return Propellant object

* Jan 15, 2023
    - (by: sonofeft)
        - got MON mixtures working
        - made pseudo Tr for Tr > limit
        - good M20 mixture calc
        - made working prop_from_dict

* Jan 14, 2023
    - (by: sonofeft)
        - adding freeze correlations to mixture_prop.py

* Jan 13, 2023
    - (by: sonofeft)
        - progress on mixture_prop.py

* Jan 11, 2023
    - (by: sonofeft)
        - First working scaled propellant

* Jan 10, 2023
    - (by: sonofeft)
        - added scaling functions

* Oct 8, 2020
    - (by: sonofeft)
        - confirmed unit testing
        - added LH2 and LF2 as recognized names and some doc updates

* Aug 22, 2020
    - (by: sonofeft)
        - fixed some doc errors

* Aug 21, 2020
    - (by: sonofeft)
        - added some examples

* Aug 20, 2020
    - (by: sonofeft)
        - change travisci to include python 3.5, 3.6, 3.7 and 3.8

* Aug 19, 2020
    - (by: sonofeft)
        - update to high pressure docs
        - added high pressure documentation
        - doc updates
        - remove python 2.7 support badge
        - first working version
        - remove some pyc files
        - removed more ignorable files
        - Removed ignorable files
        - add .gitignore file
        - fixed simple 1st test
        - Remove python 2.7 support
        - minor doc update
        - Many updates of code and documentation

* Jul 22, 2020
    - (by: sonofeft)
        - First Created RocketProps with PyHatch

