Parser for versions strings such as "1.2.3".

Usage:

require 'versionify'

V = Versionify::VersionSpec

puts (      "1.0.10"  >       "1.0.2" )  # => false
puts (V.new("1.0.10") > V.new("1.0.2"))  # => true

Author: Philipp Kempgen, http://kempgen.net