Log Message:

Update to 0.38.0

  New mega tool -- pkg_subgraph_deps!

  pkg_src_summary:
    - Fix in adding ASSIGNMENTS inside DEPENDS and BUILD_DEPENDS.
    - Portions of this script were separated into individual scripts under
      libexec/ subdirectory.
    - Improvements for -G
    - New implementation for -A + -m. Speed-ups. Clean-ups.

  pkg_summary2deps:
    - FIX: no double removal of -version anymore.

  pkg_summary2bb_pkgs:
    - FIX: do not output two packages with the same PKGNAME if they
      both have non-empty ASSIGNMENTS, e.g
      net/nicotine:PYTHON_VERSION_REQD={24,25}

  Updates in manual pages.

  More regresion tests.

  Makefile:
    - Overridable DIFF_PROG that defaults to "diff -U10"