launch html after run
Added Launchy to launch results html in browser.
Added Launchy option to launch output file after spec runs
Added Launchy option
Update README.md

Added notes for Launchy results launcher option.
Added pathname option.
Updated gemspec with launchy dependency.
Added pathname check to make sure Launchy is not launched if rspec output is not avaiable.
Fixed formatting/indenting.  Removed Launchy dependency from gemspec.  Moved require Launchy call to within the block where launchy option is detected.
Added rspec for launchy option.
fixed formatting
added launchy gem to Gemfile
Merge pull request #196 from vanboom/master

Add `launchy' option to launch spec results instead of reading terminal output.