Update form.js to store templateData option

updated Form initialize to save Form.templateData if passed as an option
Updated form.js 'stores important options' test

updated 'stores important options' test to test storing of templateData option
Updated README.md 100% custom forms example

Updated 100% custom forms example to include templateData
Merge pull request #287 from BradDenver/master

Form not saving templateData when passed as an option