#475: form_validator.js, implement 'addClassRules()'
#475: form_validator.js, properly define 'svm_dataset_xml' validation
#475: form_validator.js, reorder docblock comment
#475: form_validator.js, add docblock for 'Custom Method(s)'
#475: form_validator.js, add 'svm_dataset_file' validation wrapper
#475: form_validator.js, reorder docblock
#475: form_validator.js, add rule for 'svm_dataset_file', and corresponding method
#475: form_validator.js, add logic comparison in 'IF' statement
#475: form_validator.js, add message for MIME validation
#475: form_validator.js, adjust docblock for 'Compound Class Rules'
Merge pull request #592 from jeff1evesque/js_form_validator

#475: jQuery validation on 'svm_dataset[]'