Added Strong parameters - Contact form
Added Strong parameters - Newsletter Controller
Added Strong parameters to ActiveAdmin interface

	- Admin User
	- Attachments Files
	- Featured Contents
	- Newsletters Subscriver
	- Person model
	- Project Images
Add Strong parameters to ActiveAdmin

	- Projects Model
	- Services
	- SiteSections
	- Sites
	- Technologies
	- Tools
	- Text Snippets
Add new line to EOF Gemfile
Merge pull request #148 from insignia4u/strong-params

Strong params
Merge pull request #149 from insignia4u/new-site-integration

New site integration