As a Developer, I want create basic wrappers for API use, so that I can understand available data from SmartPM

[HagenFritz]

Description

This user story is focused on developing basic wrappers for the SmartPM API endpoints - see here.

Acceptance Criteria

• [x] Create the basic structure of the SDK
• [x] Develop basic wrappers for major endpoints
• [ ] Include some rudimentary tests for each endpoint functions