refactoring-bug fix: handle change to function return type
bug-fix for add-new-need;
needed to call view.render() - not sure why
Merge pull request #99 from mzd-xonflux/sprint-fixes

refactoring fixes
Fix repeated ID for role select box elements.
Disable most fields for flexible need.
Add "Saved" alert on successful create/update of need.
Fix "Volunteers Needed" field read/write.
Remove debugging code.
Remove variable dump from help template.
When "Add Need" is clicked, prevent jumping to top of window.
Add "Loading..." throbber to Define Needs UI.
Merge pull request #100 from mzd-xonflux/merge-fjg-pr

Merge fjg pr