Bug fixes

Modified YUI JS to fix bug.

-New interface
-Now support for 4 different servers:
developments
staging
testing
production
-and 3 visibilities:
excluded
private
public
-tonnes of unit tests (something like 75)

First Drupal 5 compatible release.

Fixing several bugs in 2.2 release, updating readme.txt file with more detailed and relevant instrucions and adding PostgreSQL support in install file.

#208702 by christefano: Security patch
Removed quotes in .info

- Added check for JPEG files
- Moved JS code to footer, so it always works in IE