Last minute check in. Very few functional changes other than some minor config updat...

Last minute check in.  Very few functional changes other than some minor config updates.  Also include some recently generated stats.

SConstruct:
    Make test CPUs option non-sticky.
configs/common/FSConfig.py:
    Be sure to set the memory mode.
configs/test/fs.py:
    Wrong string.
tests/SConscript:
    Only test valid CPUs that have been compiled in.
tests/test1/ref/alpha/atomic/config.ini:
tests/test1/ref/alpha/atomic/config.out:
tests/test1/ref/alpha/atomic/m5stats.txt:
tests/test1/ref/alpha/atomic/stdout:
tests/test1/ref/alpha/detailed/config.ini:
tests/test1/ref/alpha/detailed/config.out:
tests/test1/ref/alpha/detailed/m5stats.txt:
tests/test1/ref/alpha/detailed/stdout:
tests/test1/ref/alpha/timing/config.ini:
tests/test1/ref/alpha/timing/config.out:
tests/test1/ref/alpha/timing/m5stats.txt:
tests/test1/ref/alpha/timing/stdout:
    Update output.

--HG--
extra : convert_revision : 6eee2a5eae0291b5121b41bcd7021179cdd520a3