Qi-jabberhelpdesk

- Security fixes, some vulnerable xml-rpc calls fixed. [ggozad]

- Changed name field to accept UTF8 characters. Thanks to Geir Baekholt for spotting this. [ggozad]

- Fixed portlet issue with UberSelectionWidget. Credits to Graham Perrin for reporting it. Fixes http://plone.org/products/qi-jabberhelpdesk/issues/7 [ggozad]

- Added the possibility to download chat transcripts. [ggozad]
- Improved error handling. [ggozad]
- Broke down css and kss resources so that they can be easily overriden. [ggozad]
- Added upgrade steps for Generic Setup. [ggozad]

- The user is presented with the message "No available agents" when no agents are available and tries to connect. Fixes http://plone.org/products/qi-jabberhelpdesk/issues/3 [ggozad]
- Improved the chat request screen for logged in members [ggozad]
- Fixed conflict with qi.jabberHelpdesk. Fixes http://plone.org/products/qi-jabberhelpdesk/issues/2 [ggozad]

- Forced all links that appear in the chat window to open in new windows. [ggozad]
- Added "Please wait while checking for available agents..." message while checking with xmlrpc server. [ggozad]