Update installation to use new IMS 3.3 settings
With the changes to core IMS in v3.3, this project needs to be updated to be able to install to those environments. Update the methods for installing the project to utilize the .env based files.
With the changes to core IMS in v3.3, this project needs to be updated to be able to install to those environments. Update the methods for installing the project to utilize the .env based files.