Updates to model

modifed LotOrBatch to reflect erratta Ed
reran generation with 1.8 target

Updates to model medication section

modified and generated medicaitons section redefinition

Merge pull request #153 from mdht/develop

Merge develop into master for Sep2021 Release

Merge pull request #151 from mdht/develop

Merge develop to master for Aug 2021 release

Merge pull request #150 from mdht/develop

Merge develop to master for 20210720 Release

Updates to test generation

Fix issue with location of generated test target

Merge pull request #149 from mdht/develop

Updates to Device Identifier Observation

Merge pull request #148 from mdht/develop

Merge develop to master for 20201203 Release

Merge pull request #144 from mdht/develop

Merge develop intro master for 20201024_build release

Merge pull request #140 from mdht/develop

Merge develop into master for 20200617 release