Debugger: Fix report of current thread from LLDB

Task-number: QTCREATORBUG-10730
Change-Id: Iab7b46da87b43c807acc11747294609d88c0e183
Reviewed-by: hjk <hjk121@nokiamail.com>
Debugger: Exclude cdb from some date and time dumper checks.

Change-Id: I2dec19ba5e45d52617b6f4748c2b952ac38e8f2e
Reviewed-by: hjk <hjk121@nokiamail.com>