updated Zend_Captcha and Zend_Validate with changes from #4183
Merge branch 'hotfix/4225'

Close #4225
Merge pull request #4227 from robertboloc/update/resources-languages-ca

Updated Zend_Captcha and Zend_Validate for catalan language
Merge branch 'hotfix/4227' into develop

Forward port #4227