v0.6.0

• First release of lined templates (for day pages and notes)
• Increase number of notes pages from 20 to 80
  • this is a test for having multiple notes index pages. Eventually the page count here will be configurable
• Day page
  • Use a lined template for now
  • Have agenda part of day page take the full height of the content area
  • Added shading for working hours during the day (experiment, will update or discard based on feedback)