paginator gem added
paging in home page
Add more generic search/filter/paging. Search redirects to products
Merge pull request #25 from Empters/page_tests

Page tests
Merge branch 'master' into pagination

Conflicts:
	Gemfile
	app/controllers/home_controller.rb
	app/controllers/products_controller.rb
	app/views/products/index.html.erb
move logic from product controller to search module
- enter keypress for search added
- products page fixed
Merge pull request #26 from Empters/pagination

Pagination
Change session store type to cache_store. Common methods for last visit products
change to commit before