Remove cli param from documentation

Fixes #42, we do not support disabling cli.
README.md: Clarify hiera use and provide better examples

This addresses the issues from #41.
README.md: Add some comments about maintainance
README.md: The Github YAML syntax highlighter is broken
README.md: Fix typo
Delete old file
Merge branch 'master' of https://github.com/Mayflower/puppet-php

Conflicts:
	README.md