* Implemented descriptions to the next commands:
* `list-platform-service-definitions`
* `list-platform-services`
* `terraform-upload-template`
* `terraform-export-template`
* `terraform-describe-stack`
* `terraform-plan-template`
* `terraform-apply-template`
* `terraform-destroy-stack`
* Deleted the `email` parameter from the next commands:
* `terraform-plan-template`
* `terraform-describe-stack`
* `terraform-destroy-stack`
* `update-keypair-region`
* `upload-script`
* Added possibility to specify and add to the commands `interactive options`
that will be used as a part of request to the server. More info can be found in the README.md
* Refactored command `activate-platform-service`. Now it uses `interactive options` for parameter `--params`
* Added new commands: `publish-service`, `remove-service`, `add-service-section`
* Added new required module `Pillow==8.3.1`
* Provided ability to store user credentials in the home directory
* Moved the logic of setup autocomplete to separate file not to do it during cli installation
* Made the `api_address` optional, use the default endpoint if not specified