Rename utils.before to utils.init
Do not show Calculate Condition for non-Hidden Value

Fixes case 123314
fix #39: if the non-default language itext actually has the same value as the default language's itext, it still looks like a placeholder
Add command to easily run individual tests
Ignore missing attributes during change question type

Fixes 123717
Update mug.p.dataType on change type

Fixes case 123721
Make it possible to change the test server port
Refactor/extract onSaveAndLoad utility
Fill blank Itext items when other languages have text

Fixes case 123898
Fix reference updating on rename question

Fixes case 124153
Fix itemset bug when there are no data sources