2010-06-08 Johannes Singler <singler@kit.edu>

        * include/parallel/find.h
        (__find_template(.., growing_blocks_tag)): Make block size
        proportional to current position.
        * include/parallel/settings.h (_Settings): Introduce new tuning
        parameter find_scale_factor to the end of the struct, defaults to
        0.01f.

From-SVN: r160439