Attempt to fix ticket 1316:

http://eden.sahanafoundation.org/ticket/1316

If the zip file is not available, the generator form is not shown.  This prevents the user from submitting the generator form without having the required zip file.
[Enhancement] FIXED-POSITION TOP MENU AND SIDE NAV BAR

http://eden.sahanafoundation.org/ticket/1448
Fixed Bug #1440
NYC preapred: Custom Registration page
Merge pull request #701 from chaityabshah/identity

Fixed Bug #1440
Merge pull request #695 from chwalters/master

Attempt to fix ticket 1316:
Merge pull request #697 from Akshay2598/master

[Enhancement] FIXED-POSITION TOP MENU AND SIDE NAV BAR