Added will_paginate gem and installed
Pagination functionality

Added code to incidents_controller.rb and index.html.erb for pagination
Added styling to pagination

Added class to <%= will_paginate…. %> and added stylesheet to assets
folder
Added searching functionality

Changes to incidents controller and view page
Added filtering functionality through searching

Drop-list of the departments
Added searching by column

Two search parameters, one for searching by column another for
filtering departments by search hyperlinks
Merge branch 'filtering+searching'

Conflicts:
	app/assets/stylesheets/pagination.css
	app/controllers/incidents_controller.rb
	app/views/incidents/index.html.erb
Fixed bugs from branch merging
Commented out search form for now