Debugger: Stop process before manipulating breakpoints with LLDB

This seems to be a LLDB/Linux specific problem.

Task-number: QTCREATORBUG-11441
Change-Id: I390e17737a63f53dc1d1e2060ef87a3ad94fedf5
Reviewed-by: Christian Stenger <christian.stenger@digia.com>
Reviewed-by: hjk <hjk121@nokiamail.com>
FileUtils: Add static method to construct FileNames from Latin1

Change-Id: Ida513eb0537e2ef0c55887d0df21de956e85e983
Reviewed-by: Daniel Teske <daniel.teske@digia.com>