tests: use default_facts to clean up spec_helper
tests: add more test cases
tests: add more test cases
Merge branch 'feature/better-tests'

Conflicts:
	spec/classes/munin_master_spec.rb
Allow absolute targets for plugins
Allow IPv6 addresses in munin-node.conf allow/cidr_allow
Merge pull request #17 from sebastianw/munin-node-ipv6-allow

Allow IPv6 addresses in munin-node.conf allow/cidr_allow
Merge pull request #15 from mhjacks/allow_absolute_target

Allow absolute targets for plugins
Merge branch 'master' of github.com:ssm/ssm-munin
Add test case for pull request #15
Add test case for pull request #17
Add documentation for pull request #15
Document parameter "munin::node::allow" better
Fix plufin_conf label

In recent puppet version, @config_label can also be nil instead of
:undef, in puppet templates.