Add: add install.sh
Modify: add Enable field for all list
Add: Append debug log
Modify: Remove unnecessary ptr_select() and print_count_init()
Modify: Add more debug log
Modify: Default premisssion
Modify: Find problem which employee list buffer is too big.
Modify: Remove unnecassry comments.
Modify: Revert status_flag condition
Modify: Use < instead of !=, as API failure decision
Modify: Show card sn after read_rfid()
Modify: Draft modification in UB
Merge branch 'delta' of https://github.com/clydewu/mpedc into delta

Conflicts:
	EDCClient/buzzer.c