moved inout field onfocus event to main.js
change script tags from language=javascript to type=text/javascript
moved onblur from html to main.js
Merge branch 'rmJSfromHTML' into develop
 - All javascript event listeners are now implemented in main.js
added function to calculate based on customer preffered billing date
Merge branch 'feature/custPrefBill' into develop
Merge branch 'develop'