I did read that too but didn't compile. then I read that it has changed again apparently ? When I changed to just string it compiled fine and worked like a charm.
dagr33nster@drgr33n:/# dpkg -l | grep boost
ii libboost-date-time1.46-dev 1.46.1-6 set of date-time libraries based on generic programming concepts
ii libboost-date-time1.46.1 1.46.1-6 set of date-time libraries based on generic programming concepts
ii libboost-dev 1.46.1.1 Boost C++ Libraries development files (default version)
ii libboost-filesystem-dev 1.46.1.1 filesystem operations in C++ (default version)
ii libboost-filesystem1.42.0 1.42.0-4+b1 filesystem operations (portable paths, iteration over directories, etc) in C++
ii libboost-filesystem1.46-dev 1.46.1-6 filesystem operations (portable paths, iteration over directories, etc) in C++
ii libboost-filesystem1.46.1 1.46.1-6 filesystem operations (portable paths, iteration over directories, etc) in C++
ii libboost-graph-parallel1.46-dev 1.46.1-6 generic graph components and algorithms in C++
ii libboost-graph-parallel1.46.1 1.46.1-6 generic graph components and algorithms in C++
ii libboost-graph1.46-dev 1.46.1-6 generic graph components and algorithms in C++
ii libboost-graph1.46.1 1.46.1-6 generic graph components and algorithms in C++
ii libboost-iostreams1.42.0 1.42.0-4+b1 Boost.Iostreams Library
ii libboost-iostreams1.46-dev 1.46.1-6 Boost.Iostreams Library development files
ii libboost-iostreams1.46.1 1.46.1-6 Boost.Iostreams Library
ii libboost-math1.46-dev 1.46.1-6 Boost.Math Library development files
ii libboost-math1.46.1 1.46.1-6 Boost.Math Library
ii libboost-mpi-python1.46-dev 1.46.1-6 C++ interface to the Message Passing Interface (MPI), Python Bindings
ii libboost-mpi-python1.46.1 1.46.1-6 C++ interface to the Message Passing Interface (MPI), Python Bindings
ii libboost-mpi1.46-dev 1.46.1-6 C++ interface to the Message Passing Interface (MPI)
ii libboost-mpi1.46.1 1.46.1-6 C++ interface to the Message Passing Interface (MPI)
ii libboost-program-options1.46-dev 1.46.1-6 program options library for C++
ii libboost-program-options1.46.1 1.46.1-6 program options library for C++
ii libboost-python1.46-dev 1.46.1-6 Boost.Python Library development files
ii libboost-python1.46.1 1.46.1-6 Boost.Python Library
ii libboost-random1.46-dev 1.46.1-6 Boost Random Number Library
ii libboost-random1.46.1 1.46.1-6 Boost Random Number Library
ii libboost-regex1.46-dev 1.46.1-6 regular expression library for C++
ii libboost-regex1.46.1 1.46.1-6 regular expression library for C++
ii libboost-serialization1.46-dev 1.46.1-6 serialization library for C++
ii libboost-serialization1.46.1 1.46.1-6 serialization library for C++
ii libboost-signals1.46-dev 1.46.1-6 managed signals and slots library for C++
ii libboost-signals1.46.1 1.46.1-6 managed signals and slots library for C++
ii libboost-system1.42.0 1.42.0-4+b1 Operating system (e.g. diagnostics support) library
ii libboost-system1.46-dev 1.46.1-6 Operating system (e.g. diagnostics support) library
ii libboost-system1.46.1 1.46.1-6 Operating system (e.g. diagnostics support) library
ii libboost-test1.46-dev 1.46.1-6 components for writing and executing test suites
ii libboost-test1.46.1 1.46.1-6 components for writing and executing test suites
ii libboost-thread1.46-dev 1.46.1-6 portable C++ multi-threading
ii libboost-thread1.46.1 1.46.1-6 portable C++ multi-threading
ii libboost-wave1.46-dev 1.46.1-6 C99/C++ preprocessor library
ii libboost-wave1.46.1 1.46.1-6 C99/C++ preprocessor library
ii libboost1.46-all-dev 1.46.1-6 Boost C++ Libraries development files (ALL)
ii libboost1.46-dev 1.46.1-6 Boost C++ Libraries development files