TEST: Move transform test data, add test for coef->disp field conversion

...t_transform/testdata/test_transform_test_transform_11.txt

...t_transform/testdata/test_transform_test_transform_12.txt

...t_transform/testdata/test_transform_test_transform_13.txt

...t_transform/testdata/test_transform_test_transform_14.txt

...t_transform/testdata/test_transform_test_transform_15.txt

...t_transform/testdata/test_transform_test_transform_16.txt

...t_transform/testdata/test_transform_test_transform_17.txt

...t_transform/testdata/test_transform_test_transform_18.txt

...t_transform/testdata/test_transform_test_transform_19.txt

...t_transform/testdata/test_transform_test_transform_20.txt

...ansform/testdata/test_transform_test_transform_coords.txt