Resolve "MultiElasticity should hold multiple MainElasticities"

Closes #213

Should be compiled and tested.

added Elasticity label

requested review from @gt2651

By jonathan.froehlich on 2023-01-29T22:21:29 (imported from GitLab)

added 1 commit

• 78a0c903 - Forward declared Vector

Compare with previous version

By jonathan.froehlich on 2023-01-30T10:15:39 (imported from GitLab)

added 1 commit

• f2fe4d3c - Including config

Compare with previous version

By jonathan.froehlich on 2023-01-30T13:56:36 (imported from GitLab)

added 1 commit

• 187acedd - removed import

Compare with previous version

By jonathan.froehlich on 2023-01-30T16:34:17 (imported from GitLab)

added 1 commit

• 1154c8c9 - Fixed return at end of method

Compare with previous version

By jonathan.froehlich on 2023-01-30T16:54:10 (imported from GitLab)