Added histo triangles to its own object to show/hide easily later.
Added dev environment setting to use static data for testing.
Commented cout's
Changed category colors
Changed label colors
Added radio buttons to event timeline graph for different durations.
New algo for counting events in the last 60 minutes works, not yet used by graph in UI tho.
Finished static graph of events/minute for last 60 min.
Merge branch 'dev' of https://github.com/sosolimited/DudleyDataApp into dev