Edit iterations tab now can check fields.

Signed-off-by: Arica Liu <aricaliu@wpi.edu>
Merge remote-tracking branch 'origin/team1-edit-iterations' into team1-dev
Merge branch 'team1-dev' of github.com:/cmdunkers/wpi-suite-tng into team1-dev
Merge branch 'team1-dev' of github.com:/cmdunkers/wpi-suite-tng into team1-dev