Graizer GMM update

Update/refactor Graizer 2015 (GK_15) to Graizer 2018 (GK_17 or Graizer_18)

added GMM label

changed milestone to %Coding 'til Christmas

removed milestone %Coding 'til Christmas

assigned to @jaltekruse

added 2023 label

mentioned in issue #133 (closed)

changed milestone to %NSHM Hazard Tool launch

added In Progress label

mentioned in merge request !237 (merged)

removed In Progress label

Rough (incomplete) implementation of G18 has been merged (!237 (merged)), GMM enum and tests are commented out. Feedback from the author is required to complete.

added To Do label

changed milestone to %NSHM Hazard Tool Launch - 2

removed milestone %NSHM Hazard Tool Launch - 2

removed To Do label

changed milestone to %NSHM Development & Support

mentioned in merge request !256 (merged)

assigned to @pmpowers and unassigned @jaltekruse

added To Do label

removed To Do label

removed 2023 label

This model is proving far too complicated to implement.
We are stopping development at this point.
Development models will be removed.

closed