get polymorphic object from request.path + add inflexion for geo_data
better query for finding followers
better consistency between followable and contributable
handle contributor/contributable destruction
small changes on controllers
change hash syntax on geo_data_controller
initialize components asynchronously on setupContainer
improve followings_controller and followable to be like contributings
add 'bullet' to help with n+1 queries, counter caches and eager loading
add #menu_active? helper + refactor application_helper and specs
Merge pull request #46 from it3s/following-adjustments

Following and Contributings improvements
add followers list
add following lists + fixes
add specs
fix 'list' component
add Follow button
optimize queries