MFH: r474369

Update to new upstream release 1.44.3.

• several features for debugfs added
• there is a new e2mmpstatus command
• there are several bug fixes, among them endianness fixes and robustness fixes against corrupted input.
• add hashmap.h header file, for libext2fs users
• a few type fixes for format strings, found while building for MIPS, ARM, or i386
• add new option SLOWTESTS which prevents skipping of slow tests
• add new option BASHTESTS which enables tests that require bash (currently affects only the test f_large_dir that is also marked as slow)

Full release notes:
http://e2fsprogs.sourceforge.net/e2fsprogs-release.html#1.44.3

Reset PORTREVISION in slave ports, e2fsprogs{-libss,-libuuid} now
that we have bumped PORTVERSION.

Approved by: ports-secteam@ (riggs@)