Update FAQ

Update merchants.yml

Change my name

Add SilverRound.com to merchants list.

Docs: add contributing guide and C4 with C4 addendum

Update smart mining

New User Guide - Restore from Keys

Update merchants.yml

Adding user guide: mining with docker and xmrig

Fix 'Open Sans' @font-face declaration

Update _strings_en.yml

Update people.md (Fluffypony Twitter Handle)

Logs for the Kovri and Dev meetings held on 2017-07-09, 2017-07-23, & 2017-08-06

First revision of pool mining user guide

* Spelling
* Reworded 'untraceable_text' for clarification.