Enable building opencpi on Ubuntu 13.04 and scrub any new warnings: the target is: linux-u13-x86_64
adapt/os/ocpios/linux/driver/opencpi.c: device driver: deal with real linux kernel v3.7+ changes
adapt/os/ocpios/linux/src/OcpiOsEther.cxx: include unistd.h, which is correctly needed per doc
adapt/os/ocpios/linux/src/OcpiOsFileIterator.cxx: ditto
adapt/os/ocpios/linux/src/OcpiOsTimer.cxx: ditto
core/application/src/ocpirun_main.cxx: ditto
core/container/ctests/bin/src/GPPContainerTest_main.cxx: ditto
core/container/hdl/src/HdlContainer.cxx: ditto
core/container/hdl/src/SimDriver.cxx: ditto
core/container/hdl/src/SimServer.cxx: ditto
core/container/hdl/src/ocpihdl_main.cxx: ditto
core/dataplane/rdma_drivers/datagram/src/DtDataGramUDPDriver.cxx: ditto
core/dataplane/rdma_drivers/pci/src/DtPCIPioXfer.cxx: ditto
core/dataplane/rdma_drivers/pio/src/DtPioXfer.cxx: ditto
core/dataplane/rdma_drivers/sockets/src/DtSocketsXfer.cxx: ditto
core/dataplane/transport/impl/src/OcpiTransport.cxx: ditto
core/library/src/OcpiComponentLibrary.cxx: ditto
core/local/util/misc/src/OcpiUtilException.cxx: ditto
core/local/util/vfs/src/OcpiUtilLoadableModule.cxx: ditto
core/sca/gpped/bin/src/ocpi-gpp-exec-device_main.cxx: ditto
core/sca/srpl/bin/src/ocpi-exec-device_main.cxx: ditto
tools/cdk/ocpidds/ocpidds/src/dataTypeTest.cxx: ditto
tools/cdk/ocpidds/ocpidds/src/ocpidds.cxx: ditto
core/container/ctests/bin/src/run_tests.sh: avoid using "==" in the "test" sh builtin (bash only)
core/container/hdl/include/HdlAccess.h: include stddefs for offsetof
core/container/hdl/src/PciDriver.cxx: avoid non-literal printf strings (warning)
core/container/rcc/src/OcpiRccWorker.cxx: ditto
core/container/hdl/src/testRpl_main.cxx: unused var warning
core/container/ocl/src/OcpiOclContainer.cxx: include unistd.h and string.h
core/local/util/bin/src/timeCompare_main.cxx: warning about no return value from main
core/local/util/bin/src/timeCvt_main.cxx: unused var warning
core/local/util/property/src/OcpiUtilValue.cxx: ditto
generic_env.sh: use older techniques that work in vanilla /bin/sh (don't require bash)
setup_install.sh: ditto, also changing "==" to "=" in "test"
tools/cdk/scripts/showRuntimeHost: ditto
install_omniorb.sh: use more recent version, different URL
scripts/filter_warnings.sh: filter out "suggested" parens and braces
tools/cdk/ocpigen/bin/src/ocpigen_main.cxx: unused var warning
core/container/rcc/src/OcpiRccDriver.cxx: include string.h