Fix paths for plugin configuration files for more consistency. We should use Plugin::normalizePath method for paths normalization with var interpolation, support of relative and absolute paths etc.. See #287 for example.

I would like to contribute but the process of getting the development environment set up is not very clear. Adding a contributing.rst with instructions on how to set up a development environment, run pytest, and standard practice for how pull requests should be submitted would be extremely helpful.

Complete documentation for:

• Azure Blob and Queues
• RabittMQ
• Redis
• PostgresSQL
• Azure Service Bus