Create ReportGenerator model class
Add enum for report types
Create ReportStrategy

Subclasses will be created for each individual report that the system
supports
Set the total purchases chart to use embedded data
Move more chart information into ChartStrategy
Move more information into the chart strategy
Both Purchase charts are generated using chart strategies
Fix report generator and support "Show money" checkbox
Merge branch master
Merge branch 'master' into report-strategy

Conflicts:
	Better Buy/Better Buy.csproj
	Better Buy/Controllers/ReportsController.cs
Fix revenue button