7c3994e521
* move FAQ.md to https://github.com/mimblewimble/docs/wiki/FAQ and unduplicate (Troubleshooting segment already present on its own wiki page) * Update doc/style and move it into CONTRIBUTING. * group up docs overview for more clarity * link to previously unlinked content in the docs overview * update + cleanup doc/build * Update links to reflect troubleshooting is now only in the wiki * More link fixes and spelling * Remove doc/usage.md that I've faile to keep updated, and use a wiki page instead * Last forgotten CONTRIBUTING.md fix