change folder names

raiss/data/Region_LD.csv

raiss/doc/Makefile

raiss/doc/make.bat

...c/source/_autosummary/impute_jass.imputation_launcher.rst

raiss/doc/source/_autosummary/impute_jass.ld_matrix.rst

raiss/doc/source/_autosummary/impute_jass.stat_models.rst

raiss/doc/source/_autosummary/impute_jass.windows.rst

raiss/doc/source/conf.py

raiss/doc/source/index.rst

raiss/doc/source/reference.bib

raiss/raiss/__init__.py

raiss/raiss/__main__.py

raiss/raiss/imputation_launcher.py

raiss/raiss/ld_matrix.py

raiss/raiss/stat_models.py

raiss/raiss/windows.py

raiss/requirements.txt

raiss/setup.py