[#N/A][yzzhou] - calculate correct work hours according to actually work days.
[#N/A][yzzhou] - remove useless code.
[#N/A][yzzhou] - refactor code.
[#N/A][tychio & yzzhou] - fix defect:last date calculate incorrectly.
[#N/A][tychio & yzzhou] - fix defect:forward email parse error.
[#N/A][tychio & yzzhou] - add logger for the system.
[#N/A][tychio & yzzhou] - send missing timecard notification email when the day is monday or still has missing when tuesday.
[#N/A][tychio & yzzhou] - add format for missing timecard notification.
[#N/A][tychio & yzzhou] - remove html format email.