EDX-510: Remove 'Gender', 'Year of Birth' and 'Level of Education' from survey csv.
[EDX486] Add command to pgreport
EDX-423: Add install settings for PollXBlock
Merge pull request #140 from yokose-ks/EDX-510

EDX-510: Remove 'Gender', 'Year of Birth' and 'Level of Education' from ...
Merge pull request #141 from nttks-dais/gacco2/dais-pgreport7

[EDX486] Add command to pgreport
Merge pull request #142 from yokose-ks/EDX-423

EDX-423: Add install settings for PollXBlock
EDX-513: Fix confirm when click SUBMIT to CANCEL.