[jit] Reenable the more efficient cast code in gshared methods.
Added the MembershipPasswordAttribute class and associated unit tests
[jit] Factor out duplicate code from the castclass/unbox.any opcode implementation.
Merge pull request #1363 from martinjt/AddMembershipPasswordAttribute

Added the MembershipPasswordAttribute class and associated unit tests
[System.ServiceModel] Improve test output of Bug652331_2 test and increase timeout

Any exception in the eventhandler is swallowed, so we couldn't see why the test fails.