ItemTable:Loading Behavior

Build 3754 on feat-migration-to-okhsl
Reviewing disabled
Baseline History
Build 375428ada24
Current build. There are unaccepted changes, so build 3739 is still the baseline.
Build 3739f9b7255 current baseline
Accepted by Andrey Yamanov.
Build 37367e4cadd
Accepted by Andrey Yamanov.
Build 3715644668f
Auto-accepted
Commenting is disabled because there's a newer build on this branch