* #386
* #392

* #375: rc6.x

* #375: rc5.x

* #219

There was an issue when changing graphs that sigma didn't refresh
properly. The "key" prop should solve this issue.

* add Theme to global box container
* UI/UX refactoring: select cursor
* #333

* add Theme to global box container
* UI/UX refactoring: select cursor
* #333

This way we can have a handle of the errors in the high-level
components. Before they were implicitly discarded.

Also, fixed styling of "info" dropdown.

For other pages, tree needs space on the left.

Error is still shown because of some docView issues.

But controls doesn't and sidebar throws exception...

NOTE: This still doesn't work fully

No Box needed.