Introduce GeoModelFuncSnippets - Vol I
Chopping up !246 into smaller pieces. This MR introduces the pieces of GeoModelFuncSnippets that are not relying on the changes in !244 (merged). I.e. the introduction of the Euler angles, sign swap etc.
Chopping up !246 into smaller pieces. This MR introduces the pieces of GeoModelFuncSnippets that are not relying on the changes in !244 (merged). I.e. the introduction of the Euler angles, sign swap etc.