userportal,webadmin: Revert Tooltip infrastructure

This reverts commit 6e4f68c2cdef0c8b2eb7b18893398013cd41fc98.

- This significantly reduces the time GWT debug mode takes.

Change-Id: I282d7e855d167e02a68b7a2b3807e20c6b78acba
Signed-off-by: Alexander Wels <awels@redhat.com>