REL8_4_4
bump version in control file for release 8_4_4 (#122) * bump version in control file for release 8_4_4 * changed files names to be consistent with extension version * update Makefile
bump version in control file for release 8_4_4 (#122) * bump version in control file for release 8_4_4 * changed files names to be consistent with extension version * update Makefile