add rel=next and rel=prev link tags
:heavy_plus_sign:
change meta description and title for pagination pages

Conflicts:
	app/views/meta/_images_index_meta.html.haml
64903722 add some tests
Merge branch 'dev' of github.com:HH-project/hh into 64903722-add-helpers-tests

Conflicts:
	app/helpers/application_helper.rb
#64903722 fix tests
dry contoller; fix routes
Merge pull request #46 from HH-project/64903722-add-helpers-tests

(#64903722) Need test for helpers
Merge pull request #45 from HH-project/fix-pagination-meta

add rel=next and rel=prev link tags
Merge branch 'dev' of github.com:HH-project/hh into redo_mass_assign
Merge branch 'redo_mass_assign' of github.com:HH-project/hh into redo_mass_assign