Make the table editing follow the rules of editing requirement

Signed-off-by: tianyuli <tli@wpi.edu>
Merge remote-tracking branch 'origin/team1-dev' into team1-it5-table
The Iteration can not be edited in table now

Signed-off-by: tianyuli <tli@wpi.edu>
Merge branch 'team1-dev' of github.com:cmdunkers/wpi-suite-tng into team1-dev