Send out announcements

• Melissa Stone: update the release google spreadsheet.
• Update the MSI build targets in the Puppet repo in ext/build_defaults.yaml. This needs to be done for any projects that are to get into the MSI (facter and hiera as of 8/2014)
• Send the drafted release notes email.
• If final send to puppet-announce and specific distribution lists (e.g. puppet to puppet-users & puppet-dev).
• If this release has security implications, also send the release announcement to puppet-security-announce
• Make a PSA on IRC letting those kiddos know about the new release.
• Something along the lines of "PSA: facter 1.7.3 now available"

Dependencies:

• Prepare long form release notes and short form release story
• Packages pushed