fix bugs on create time table
add content provider
add contentprovider, timer, adapter
fix crash onItemClick
add start-stop time, but timer is work
prepare times, calculate sum, add start and stop
idle counter starts, when any counter is stop
add counter edit dialog
fix timer livecycle error
move addbutton from list fooster to menu
rename timer to counter
add achartengine, create diagram fragment
add reset dialog fragment
format code, add comments
add query to sum times
set cursor for two table
prepare cursors
transform db complite
prepare diagram
add reset all fealture