Start to clean out the Augean stables of loopy docs

doc/conf.py

doc/index.rst

doc/ref_creation.rst

doc/ref_kernel.rst

doc/ref_other.rst

doc/ref_transform.rst

doc/tutorial.rst

loopy/__init__.py

loopy/compiled.py

loopy/frontend/fortran/__init__.py

loopy/frontend/fortran/translator.py

loopy/kernel/__init__.py

loopy/kernel/creation.py

loopy/kernel/data.py

loopy/statistics.py

loopy/target/__init__.py

loopy/target/c/__init__.py

loopy/target/cuda.py

loopy/target/ispc.py

loopy/target/opencl.py