Design Editor - Widgets, Attributes, Behaviours tabs not available

[lmslachciak]

Steps to reproduce

0. Launch WATT
1. Create a new sample project in Design Editor
2. Open sample
3. Observe tabs

Expected behaviour

All elements working

Actual behaviour

Design Editor - Widgets, Attributes, Behaviours tabs, Structure element toggle, html assistant not working

[korneliakobiela]

On this moment I'd like to inform about status:

What is working:

• Design Space
• Preview
• JS Assistant
• New Page Wizard
• Save
• Back and Forward
• Adding new widgets

What I working with:

• Components Attributes
• Components Behaviours

What to do:

• Code generator
• HTML Assistant
• Structure Element