Merge pull request #10 from fiskaly/release/0.3.0

Release: 0.3.0

Merge pull request #8 from fiskaly/release/0.2.0

Release: 0.2.0

Merge pull request #5 from fiskaly/release/0.1.2

Release: 0.1.2

Merge pull request #3 from fiskaly/release/0.1.1

Release: 0.1.1

Repository: initial commit

* bootstrapped the datasource plugin
* provided basic ConfigEditor setup for creating SurrealDB datasource
  connections by providing the websocket connection, namespace,
  database, username, and password
* provided basic QueryEditor setup to allow raw-based, log-based, and
  metric-based querying of the underlying connected SurrealDB instance
* provided a custom SurrealDB function 'fn::rate()' to compute rate
  count and rate value information in a given time interval
* provided screenshots and howto screencast for plugin usage