Summarizes info of a particular version (a la "git show version")

def show_version_info(self, version):
        """ Summarizes info of a particular version (a la "git show version") """

        if version in self.versions:
            stdout = self.repo.show(version, '--summary').stdout
            logger.info(stdout)
        else:
            logger.info('Version {0} not found'.format(version))