todo

• do not allow user profile if user not logged in, do not attempt to read profile
  • remove cancel button from user profile page?
  • enable save button only when data has been entered
• browserhistory, first page has no name= param, so back button to that page does not redraw the page
• internationalization: language menu, strings, dates, currencies
  • voyc.Str.strings, window['voyc']['strings']['en']
• AB Testing
• user roles

upgrade for jslib

• replace Observer with Event
• replace Nav with BrowserHistory