Adding configurations for resto.

* Added initializer configs.
* Added resto.yml for modular configurations.
* Added all gems to vendor/cache for cached bundle install.

TODO:
* In edit profile remove change password to separate view.
* Add models to sunspot search and indexes.
* Add caching by memcached.
* Add features for resque jobs.
* Check zomato and add more widgets.
* Fix UI issues in bootstrap.
* In navbar use ability to show admin items and when not logged in dont show action items.