#221: data_validator.py, store decoded JSON object
Merge pull request #239 from jeff1evesque/php_logic_loader

#232: Properly 'unset(this->form->dataset_type)'
#240: html_form_delegator.js, properly remove 'submit' button
Merge pull request #241 from jeff1evesque/js_html_form_delegator

#240: Properly remove 'submit' button
Merge branch 'master' into python_data_validator
#221: data_validator.py, validate 'svm_session' in during 'analysis'
#221: data_validator.py, validate 'svm_model_type'
#221: data_validator.py, add 'sys.exit()'
#221: data_validator.py, fix typo for 'svm_session' validation
#221: data_validator.py, validate 'svm_session'
#221:data_validator.py, initial validation outline for 'svm_indep_va…
#221: data_validator.py, validation for 'svm_indep_variable'
#221: data_validator.py, validation for 'svm_dep_variable'
#221: data_validator.py, do not import 'six' module
#221: data_validator.py, need to validate 'svm_dataset_type'
#221: data_validator.py, validate 'svm_indep_variable' list
#221: data_validator.py, validate 'svm_dep_variable' list
#221: data_validator.py, properly validate 'svm_indep_variable'
#221: data_validator.py, proper validation message for 'svm_indep_variable'
#221: data_validator.py, properly exit 'svm_dep_variable'