Update project description and enhance documentation for clarity

- Revised the project description in `pyproject.toml` to better reflect the functionality of the `oxipy` client.
- Improved the README.md by adding detailed explanations of the project structure, installation instructions, and usage examples.
- Updated documentation files to enhance clarity and organization, including sections on extending models and writing TTP templates.
- Adjusted various TTP templates to ensure consistency and accuracy in the parsing of device configurations.

pyproject.toml

@@ -5,7 +5,7 @@ build-backend = "setuptools.build_meta"
 [project]
 name = "oxipy"
 version = "0.1.0"
-description = "Oxidized API client"
+description = "Python client for Oxidized API with TTP-based config parsing"
 readme = "README.md"
 license = { file = "LICENSE" }
 requires-python = ">=3.10"