related to diaspora/jsxc#77

* create a new token on a new session
* delete the current token on session exit

Updated Weekly User Stats page to show the most recent week. Page should show most recent information

* re-add stream on profile page
* more controller refactoring

* added handlebars helper for markdown formatting
* finished port of profile sidebar view to handlebars template
* people_controller refactoring

* include 'js-routes' for rails routes in javascript
  (TODO: config options?)
* add handlebars helper for rails routes

* introduce new presenters and extend the functionality of the BasePresenter
* add a handlebars template for the profile sidebar, render it everytime we need to update
* introduce a 'aspect_membership:update' global event

jQuery autoSuggest uses .html to insert it into the DOM

Properly declare Admin module and explicitly list models to be
display in rails_admin