TEST: Move tests into fsl package

fsl/tests/test_image_data_access.py

fsl/tests/test_image_resample.py

fsl/tests/test_image_roi.py

fsl/tests/test_immv_imcp.py

fsl/tests/test_importall.py

fsl/tests/test_melodicanalysis.py

fsl/tests/test_melodicimage.py

fsl/tests/test_memoize.py

fsl/tests/test_mesh.py

fsl/tests/test_meta.py

fsl/tests/test_mghimage.py

fsl/tests/test_naninfrange.py

fsl/tests/test_notifier.py

fsl/tests/test_parse_data.py

fsl/tests/test_platform.py

fsl/tests/test_run.py

fsl/tests/test_scripts/__init__.py

fsl/tests/test_scripts/test_atlasq_list_summary.py

fsl/tests/test_scripts/test_atlasq_ohi.py

fsl/tests/test_scripts/test_atlasq_query.py