Merge branch 'array_arg_plus_renaming' into 'master'

.gitignore

doc/ref_kernel.rst

doc/tutorial.rst

loopy/__init__.py

loopy/auto_test.py

loopy/check.py

loopy/cli.py

loopy/codegen/__init__.py

loopy/codegen/control.py

loopy/kernel/__init__.py

loopy/kernel/creation.py

loopy/kernel/data.py

loopy/kernel/instruction.py

loopy/kernel/tools.py

loopy/library/reduction.py

loopy/preprocess.py

loopy/schedule/__init__.py

loopy/schedule/device_mapping.py

loopy/schedule/tools.py

loopy/statistics.py