Update enyo to latest as of 2014-03-24
Use signals to set title
Allow consumption of saved places. (See message)

This is a pretty major change.
- Settings is now a model
- LocalStorage source does what it sounds like
- Preferences uses data binding
- Main loads the settings model, which is bound to
  main.$.preferences.settings
- The settings model automatically commits.
Switching locations doesn't blow up.

Create a new store when a new location is picked.
Delete caching layer.
Re-organize platform specific code
Removed some unneeded code from Main
Remove command-menu-placeholder from outlook