Bug fixes for:

- #75
Ignore "removed" fieldsets earlier in validation
Merge pull request #76 from imulus/feature/bug-fixes-kg

Bug fixes
Merge branch 'master' into develop
Fix Umbraco's error style propagating to elements in our view
Merge pull request #80 from imulus/fix/error-highlight

Fix Umbraco's error style propagating to elements in our view