First cut at period lengths over time graph
Reduce number of ticks in horizontal axis.
Made y axis show up, fixed some formatting issues on cycle length over time graph
Make axis lines light-weight
Trying to reproduce that period commercial blue :)
Added logout link and made login/logout work properly.
Added navigation links, fixed wording and sizing on statistics page.
Added basic registration.
Made registration work properly (with userprofile and permissions) and added an account view page.
Only show statistics if data exists.
Converted calendar to regular view; added callback if day is clicked.
Calendar now displays periods, and allows creation and deletion of period events.
Made root url redirect to calendar
If adding a period on the current day, set the start time to be the current time.