Update lockdown.cfm

This adds the option to use SSL on the lockdown form.

Also uses a /config/settings.ini.cfm property:
lockdownHTTPS=1

If 0, old behavior remains. If 1, will determine the current URL and set the form action to submit via HTTPS.
Merge pull request #1392 from beamerweb/patch-11

Update lockdown.cfm
Fixing issue with orderby
Updating js to not use live
Merge branch 'develop' of github.com:blueriver/MuraCMS into develop