[Fix bug 766924] Whitelist element IDs.

- Only allow whitelisted element IDs in the hash on /feedback.
- Fix a bunch of trailing whitespace issues.

Merge pull request #43 from readevalprint/slow_text

[bug 732196] added temp slowness message for sad feedback

Prevent null url fields.

Fix logout admin test

Moving stuff and fixing things.

Allow Boolean syntax, fix bug 627554

Merge pull request #31 from nigelbabu/version-foo-admin

Admin interface for VersionCount

Version bump

Fixed the default version to be 6.0

version 4.3