Calculator caching
Calculate 4 transitions at once
Use 4 transitions everywhere
Hour class moved and renamed
3-part hour, using compatibility methods now
timestamps 2 jtt calculation moved to hour
Fix widgets
Show quarter in status instead of percents
Add hiragana and romaji quarter names
Reposition Wadokei a bit higher in vertical layout
Use 3-component hour in JttStatus. Factor out hour boundary function.
Replace array of glyphs with a single string and split
Use single matrix for drawing wadokei
Replace granularity with frequency in widget provider
Merge branch 'development' into half_hours
Add helper function for granularity checking
Use Hour structure in WadokeiDraw
Don't use fraction in ClockView
Switch to 3-component hour in widgets
Remove obsolete stuff