Revert "Purge boostability"

examples/fortran/matmul.floopy

examples/python/rank-one.py

loopy/check.py

loopy/kernel/creation.py

loopy/kernel/instruction.py

loopy/maxima.py

loopy/options.py

loopy/preprocess.py

loopy/schedule/__init__.py

loopy/statistics.py

loopy/transform/iname.py

loopy/transform/save.py

loopy/version.py

test/test_apps.py

test/test_dg.py

test/test_domain.py

test/test_fortran.py

test/test_linalg.py

test/test_nbody.py

test/test_numa_diff.py