Allow values to be hashes at prepend,append,custom cfg for locations
Added tests for hashes as values in location templates
Merge https://github.com/ese/puppet-nginx into hash

Resolved Conflicts:
	spec/defines/resource_location_spec.rb
	templates/vhost/vhost_location_alias.erb
	templates/vhost/vhost_location_directory.erb
	templates/vhost/vhost_location_empty.erb
	templates/vhost/vhost_location_fastcgi.erb
	templates/vhost/vhost_location_proxy.erb
	templates/vhost/vhost_location_stub_status.erb