Merge pull request #1 from seanhandley/master

Initial groundwork for Keybase Gem
Update the build link.
Update the Gem name in the README.
Test if Travis is picking up the build.
First minor version.
Keybase is keybase-core now.
Update date and website.
Bump for gemspec update.
Rebundle lock.
Update gem description.
Version bump.
Update README.md
Update README.md