ENCH: Adding doctest for the new feature of the 2d reslicing wrapper. The doctest test if the resampling just after reslicing but before stacking is implemented properly.
ENCH: Adding doctest for the new feature of the 2d reslicing wrapper. The doctest test if the resampling just after reslicing but before stacking is implemented properly.

pmajka/poSSum,pmajka/poSSum