Make js-routes use compact and camelcase function names

Changelog.md

app/assets/javascripts/app/helpers/handlebars-helpers.js

app/assets/javascripts/app/models/person.js

app/assets/javascripts/app/pages/contacts.js

app/assets/javascripts/app/pages/profile.js

app/assets/javascripts/app/views/help_view.js

...ssets/javascripts/app/views/notification_dropdown_view.js

...ts/app/views/single-post-viewer/single_post_moderation.js

app/assets/javascripts/app/views/stream_post_views.js

app/assets/javascripts/mobile/profile_aspects.js

app/assets/javascripts/mobile/tag_following.js

app/assets/templates/profile_header_tpl.jst.hbs

config/initializers/jsroutes.rb

spec/javascripts/app/models/person_spec.js