Added comments

If you like it.

I also though about Units, e.g. there is Modelica.SIunits.TimeAging for alpha and gamma, but no specific TimeAging for beta and delta.
Added comments
Removed start values since they are not required here.

Please double-check!
Added comments
Adding suggestion from #89
Merge pull request #93 from tbeu/patch-3

Added comments
Fixing an issue identified in #116
Overlooked Hilding's contribution since he submitted it under the name 'Modelica Association'
Updating changelog
Putting back start attributes
Getting ready to publish 0.3.0
Should be ready for a 0.3.0 release
Keep the REAME simple and update the reuirements.txt instead.
Fixes #153 Replaces non-standard NumberOfIntervals

NumbersOfIntervals = 5000
StopTime = 40
Interval = 40/5000 = 0.008
Working on SEO stuff
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Fix typo
Merge pull request #151 from dietmarw/update-readme

Keep the REAME simple and update the requirements.txt instead.
Merge pull request #155 from dietmarw/IntervalAnnotation

Fixes #153 Replaces non-standard NumberOfIntervals
Remove beta