Merge pull request #36 from otoolep/trivial

Remove superfluous commas
Small typo fix
Merge pull request #38 from mordyovits/patch-1

Small typo fix
Add link to fluentd
Fix second link to CLI to point to Ruby
Note that MRI Ruby is required to build & run the site.
Link to RVM to make it easier for people to find.
Merge pull request #43 from nirvdrum/update_prereqs

Update prereqs
Install libleveldb-dev on Debian-based distros