added users controller code for creating a user and created a helper for users
fixed embedded html in description
changed current_user method from the users_helper file to sessions_helper file
Update users_controller.rb

create method in rails for users controller
Merge pull request #17 from bobolinks-2014/session_helper

Session helper
added method in seed file to take CSV and make Trail objects. Updated schema to include the url
Merge pull request #18 from bobolinks-2014/trails-seed

Trails seed
Merge pull request #19 from bobolinks-2014/map-display

added markers and clustering
partially functional map with search and clusters <3 Nate
created use current location button