First of all, if you have any idea how this template can be improved, please, drop a note to our team_. Documentation is written in reST format. Please, refer to Help writing reStructuredText to get some insight regarding syntax and existing reST editors on the market.
Here should be given a brief overview of the extension. What does it do? What problem does it solve? Who is interested in this? Basically the document includes everything people need to know to decide, if they should go on with this extension.