Removed pool info from TSK_FS_INFO.

bindings/java/src/org/sleuthkit/datamodel/FileSystem.java

bindings/java/src/org/sleuthkit/datamodel/SleuthkitCase.java

bindings/java/src/org/sleuthkit/datamodel/SleuthkitJNI.java

tsk/auto/auto.cpp

tsk/auto/auto_db.cpp

tsk/auto/db_sqlite.cpp

tsk/auto/tsk_case_db.h

tsk/auto/tsk_db.h

tsk/fs/apfs_compat.cpp

tsk/fs/apfs_compat.hpp

tsk/fs/apfs_open.cpp

tsk/fs/fs_io.c

tsk/fs/fs_open.c

tsk/fs/tsk_fs.h

tsk/pool/tsk_pool.hpp