Prepare a 0.5.0 release.
Merge pull request #73 from apenney/050-release

Prepare a 0.5.0 release.
Remove metadata, since it's not correct
Merge pull request #74 from hunner/remove_os_stuff

Remove metadata, since it's not correct
Fix the specs.
Update travis settings.
Merge pull request #76 from apenney/fix-specs

Fix the specs.
install nodejs and npm on gentoo