Fix a bug which uudecode filter wrongly decoded the uuencoded data
which size was more than 64K bytes.

Conflicts:
	Makefile.am
mtree: fix line filename length calculation.
Fixes #301.
Signed-off-by: Andres Mejia <amejia004@gmail.com>
Issue #329: https://code.google.com/p/libarchive/issues/detail?id=329

Fix POSIX.1e draft ACL handling on Linux systems that lack NFSv4 ACL libraries.