Backport #876 from trunk:
Re-enable the restart functionality by removing some variables from the saved environment.

/branches/1.2/scripts/functions | 16 10 6 0 ++++++++++------
1 file changed, 10 insertions(+), 6 deletions(-)

# x86 specific options

config ARCH_x86

    select ARCH_SUPPORT_ARCH

    select ARCH_SUPPORT_CPU

    select ARCH_SUPPORT_TUNE

    help

      The x86 architecture, as defined by:

        http://www.intel.com/