Function croaring_sys_mw::roaring_bitmap_run_optimize

pub unsafe extern "C" fn roaring_bitmap_run_optimize(
    r: *mut roaring_bitmap_t
) -> bool

convert array and bitmap containers to run containers when it is more efficient; also convert from run containers when more space efficient. Returns true if the result has at least one run container. Additional savings might be possible by calling shrinkToFit().