Rename shared/classification.js to shared/classification-utils.js

... to stop it from shadowing a much-needed variable name.
Refactor classification.js
Align classification-form labels with their inputs
Admin can change data of all existing classifications
Stylize classification basic data fields and comment fields
Revert buyer & billing to disabled fields in rootEditMode

For a more consistent looking UI
Never show buttons on ikarajat.fi-view in classificationform
Fix duration to mean durationOfClassification for game + hasRole(kavi)
Fix typos
Show results immediatly in classification form select2 inputs
Added input event handling to throttledInput
Bigger drop-zones for warning-reordeing

* Also, move it to the 'criteria'-header
* Rename .summary --> .warning-order
Merge pull request #34 from kavi-fi/refactor-classification-form

Refactor classification form