implement elapse_time
replace sun_is_move message
remove sun_is_move
implement daily_report for make main-view
fix bug of make main-list
define daily_report_list
refine show-daily-report
add landing link to end_of_day
show report-list
implement show-daily-report and back
fake implement daily-report
refine message of spring
refine test-slaves
add br
implement  spring-cage method
add debug print
fix bug of make-list
make dry spring-prefix
refine spring-cage
add back_to_menu to spring-cage