[MUS-5] Can not display layout preview in Android Studio
RUN-6 add green board layout
[RUN-6] add functionality to top green board, and remodel bottom control buttons
[RUN-6] bug fixed
[FP-1] finish running page layout: top bar, map fragment, running statistic info, buttom line map
[FP-1] can send the music arraylist to finish running page
[FP-4] saving statistic data into SQLite DB on Android
[MYT-2] layout of my tab
[MYT-2] completed weekly summary
[MYT-4] past activities page layout
[MYT-4] fix bugs of photo displaying nothing on finish page, past activity not showing  the last activity, time/date string on finish page, add day period translation into time converter
[MYT-4] add past activity detail page, remove unused files