Menu View overlay added
css files to added as less, instead of native @import
Snap.svg added
new expense itemView now added at a proper place
added statistics factory and basic constructor
added model for statistic, small changes
delete functionality added
numbers validation added, escaping values added
detect module added
require.js updated to 2.1.10
Marionette updated to 1.6.2
added opacity to "to be deleted" expense item
Removed unnecessary scrollbar from expenses
Added main.css.map
Merged dev