Merge pull request #148 from californiavol/imac-work

Imac work
Merge branch 'master' into macbook-branch
added app_form

app_form extends zend_form so that add prefix could be used for
htmlpurifier filter
added htmlpurifier filter to forms
Merge pull request #149 from californiavol/macbook-branch

Macbook branch
Merge branch 'master' into imac-work