Debugger: Pass autoderef pointers down to LLDB machinery

Change-Id: I282e78c352066ddd05e96199fd8ead088e3e9f56
Reviewed-by: hjk <hjk121@nokiamail.com>
Debugger: Cleanup LLDB python startup code

Change-Id: I682e78c352066ddd05e96199fd8ead088e3e9f55
Reviewed-by: hjk <hjk121@nokiamail.com>
Debugger: Cleaner shutdown of LLDB/python machinery

Change-Id: I482e78c352066ddd05e96199fd8ead088e3e9f58
Reviewed-by: hjk <hjk121@nokiamail.com>