433802 check EOF in send1xx

(cherry picked from commit 8fbfde6f37a1779f9a857b928e665c61823bb567)
Adding AliasedConstraintTest
UNC test doesn't test UNC, and commented out portion requires share to be setup, removing invalid testcase
442839 - highly fragmented websocket messages can result in corrupt binary messages

* Due to mistakes in prior/parent opcode logic, the TEXT and BINARY
  continuation frames can wind up against the wrong message type.
axe some tests causing issue for slow release machine
Merge branch 'jetty-7' into jetty-8