Customize highcharts to match bootstrap theme
Add link to back from account details screen
Fix chart font
Add link to create new account on accounts screen
Allow exclusion/modification of expenses and a second view on expense details
Add account history's screen route view and controller
Implement Account#expenses_of(year)
Implement ExpenseTotalsCategorizedByMonth class
Implement api route to retrieve expense totals by month
Implement a builder to fit analytic data into highcharts required format and implement chart visualization on client-side