overly helpful semver version bumper

sudo npm install verily -g

• bump build on prerelease (sorry you can't name prereleases: '1.2.3', 'major', 'minor', 'patch', or '-h')

      verily alpha
      verily rc2
      verily my-special-name
  

• bump part of the version

      verily major
      verily minor
      verily patch
  

• start development on a new version

      verily 1.2.3-alpha
  

• publish specific version

      verily 1.2.3
  

• force publish specific version

      verily 1.2.3 --force
  

• config file
• flag for tagging
• npm publishing
• flag for publishing
• break out components into useful modules
• make string replacement configurable