Bug 573013 - Cleanup jsp files

Remove tree.css as it's not used.

Change-Id: I652f6c830ea9428b90aa55ba243c5c2ee42f86d0
Signed-off-by: Alexander Kurtakov <akurtako@redhat.com>
Reviewed-on: https://git.eclipse.org/r/c/platform/eclipse.platform.ua/+/179559
Tested-by: Platform Bot <platform-bot@eclipse.org>
1 file changed