10 NOV Clean Code
11 NOV Clean clean code 2
11 NOV Split method to support multiple Graph
11 NOV add new Graph
11 NOV add Sleep&Exercise,Sleep,Exercise Duration lack of recommend sleep Duration
13 NOV Add AccumlateSleep,Exercise also simplify every Charts
13 NOV Simplify code 1 and fixbug on Accumulate
13 NOV Simplify code 2
13 NOV try to support auto scale the graph
13 NOV try to support auto scale the graph 2
15 NOV Update graph ui
15 NOV simplify code
15 NOV simplify code 2
15 NOV initial to merge Accumulate Class together
17 NOV merge Accumulate Class together 2