Fixes kudos message when duplicate kudos

Also fixes look and feel of message after consultation with Front End lead. ;)
Merge pull request #1432 from CristinaRO/0.9.11-issue-3804-kudos

Fixes kudos message when duplicate kudos
Clean up of code

1: code standards
2: :true is truthy, not really true
Reload kudos div when logged-in kudos added
Fixes static work kudos form

(Doesn't make it snazzy, just hopefully prevents server errors.)
Removing unused code
Merge pull request #1433 from CristinaRO/0.9.11-kudos-redux

0.9.11 kudos redux