def resolve!
      self.bundles.each do |bundle_name, requirements|
        self.paths[bundle_name] = []
        requirements.each do |name, version|
          path = self.index.find(name, version)
          if !path
            raise(MissingFile,
            "Could not find #{name} #{version} in any of these paths #{index.directories.join(':')}")
          end
          self.paths[bundle_name] << [path, name, version]
        end
      end
      paths
    end
def resolve!
      self.bundles.each do |bundle_name, requirements|
        self.paths[bundle_name] = []
        requirements.each do |name, version|
          path = self.index.find(name, version)
          if !path
            raise(MissingFile,
            "Could not find #{name} #{version} in any of these paths #{index.directories.join(':')}")
          end
          self.paths[bundle_name] << [path, name, version]
        end
      end
      paths
    end
Resolve the requirements specified in the Jimfile for each bundle to `paths`
 Raises MissingFile error