* Render specified fields using ERB (#2)

* Add field 'template_fields' that runs ERB /fields

* Run template_field test only once per resource

* Also expand resource 'name' when specified

* Add small comments for erb expansion

* Enable trim mode for one line 'each'

* Updated Readme for ERB style attributes

* Remove unneeded node configs

* Fix minor typos

* Render Array elem if they are String (notifies)

* Render Subarrays recusively

* Add field 'template_fields' that runs ERB /fields

* Run template_field test only once per resource

* Also expand resource 'name' when specified

* Add small comments for erb expansion

* Enable trim mode for one line 'each'

* Updated Readme for ERB style attributes

* Remove unneeded node configs

* Fix minor typos

Update default.rb

Grouped platform specific resources for package installer, 
so that each package has a check for the platform by "next unless node".