Creating an AWM with a name longer than 255 characters should display a warning

STEPS TO REPRODUCE

1. Click 'More Applications' > 'Create your own!'
2. Click 'Create Application'
3. Type a long name into 'Application Name' field with more than 255 chars (e.g. 256 chars: ttttttttttttttttttttttttttttttt1ttttttttttttttttttttttttttttttt2ttttttttttttttttttttttttttttttt3ttttttttttttttttttttttttttttttt4ttttttttttttttttttttttttttttttt5ttttttttttttttttttttttttttttttt6ttttttttttttttttttttttttttttttt7ttttttttttttttttttttttttttttttt8)
4. Click 'Next Step'

EXPECTED RESULTS

A warning is displayed (like the one from XWIKI-16415) on the fact that the path is too long.

ACTUAL RESULTS

No warning is displayed. The user is advanced to Step 2 - Structure your data.