Merge pull request #55 from brenix/master

Add support for chromium-dev (AUR package)
added support for chromium-dev (brenix)
updated readme
Added support for google-chrome-unstable arch pkg
Merge pull request #56 from kiwnix/master

Added support for google-chrome-dev AUR package
added support for google-chrome-dev (kiwnix)
updated readme
psd.conf: fix supported browser name