First text tweaks

Integrated "no strings" tagline, swapped columns, improved Persona description
Merge pull request #13 from ryanfeeley/master

First text tweaks
Swapped columns
Add changes for addon
Mute your own video by default
A few text adjustments
Merge pull request #14 from vladikoff/master

A few text adjustments
Turn on auto complete
Remove promise
do not use unescape
Add source map
Use //# instead of //@
Fix jquery map
Add link to repo
Tweaked graphics
Change images
Improved button of person(a) icon
Merge pull request #20 from ryanfeeley/master

Improved button of person(a) icon
Removed mention of passwordless experience until production Persona is used
Tweaked graphic alignments