Add a general overview with brief explanation of concepts
The docs (docs.indiscale.com) currently have no high-level overview of what LinkAhead is, but directly start with rather in-depth topics such as
- Query Language
- Tutorials for the Web Interface
- Customization of the Web Interface
- ...
The docs should also contain a brief summary of LinkAhead and its concepts, which can be found in several other places, but not yet here.