fixes #216 - Validate uniqueness of a parameter name for Individual hosts

fixes #237 - installing puppet from epel breaks if base image is not 5.3 or 4.9 release

• Remove active scaffold from hosts controller.
• changed default host graphs from one day for up to one week
• added dynamic dropdown boxes for host creation / edit page (e.g. for puppet classes, operating systems etc)....

fixes #200 - Remove activescaffold from the puppet groups page

family id can not be forced at this time, as it breaks many fact import operatings, fixing broken tests

Fixes #177 - Family concept

It will_paginate and handle searches
Added family support to Operatingsystem
More work will be needed to add family support to host manipulation.

fixes #199 - Remove activescaffold from the puppetclasses page, search functionality will follow

Merge branch 'feature-203' into develop

removing show action in places it doesn't make sense, and minor visual changes

fixes #203 Remove ActiveScaffold from Models