OPEN - task 67: Class to Daily Attendance Converter - Days Before -
Enhancement 
https://github.com/maine207/aspen/issues/issues/issue/67

Initial creation of the procedure.  Input modified for integer input.
OPEN - task 67: Class to Daily Attendance Converter - Days Before -
Enhancement 
https://github.com/maine207/aspen/issues/issues/issue/67

Initial additions to source for integer input
OPEN - task 67: Class to Daily Attendance Converter - Days Before -
Enhancement 
https://github.com/maine207/aspen/issues/issues/issue/67

Inputs now work correctly and procedure appears to be fully functional.
OPEN - task 67: Class to Daily Attendance Converter - Days Before -
Enhancement 
https://github.com/maine207/aspen/issues/issues/issue/67

Cleaned a couple comments and added description to the new method.
OPEN - task 67: Class to Daily Attendance Converter - Days Before -
Enhancement 
https://github.com/maine207/aspen/issues/issues/issue/67

Some error reporting statements changing, fixed date display so it
always appears.
NOW the correct attempt to match versions.  Reverted line in
DailyAttendanceConverter to not conflict with current version on correct
branch.
Unfixed mistyped descriptor so the other branch can fix it without
conflicts.
Merge pull request #75 from maine207/mbw/prior-days-attendance

Mbw/prior days attendance