parts of ultraform.js were overwrittern in the last conflict fix, reset to other version
add hooks to give the user the posibility to add extra functionality -- will update documentation in the wiki soon
added example code to client_testing/temp for handling visibility, and some changes to ultraform.js to make this possible
slight modification to make references from views to models more uniform
moved validationState to the special Backbone attributes so that validation changes automatically generate a change event
Merge pull request #35 from HSWebteam/client_hooks

Client hooks