Converted to commons-compress for all archivers, upgraded to cc 1.8.1
A lot of semi-internal files have been removed. Clients using these files will generally
find compatible eplacements with similar names in commons-compress or java.util.zip
Upgraded p-io
Code analysis fixes
PLXCOMP-153, PLXCOMP-205. Adding support for includes/excludes to TarUnArchiver

Author:    Viktor Sadovnikov <viktor@jv-ration.com>

Adapted to master branch by Kristian Rosenvold
Made TarUnArchiver not subclass AbstractZipUnArchiver

Refactoring suggested by Viktor Sadovnikov
io .12
Added testcase for PLXCOMP-164
Merge remote-tracking branch 'upstream/master'

Manually resolved Conflicts:
	src/main/java/org/codehaus/plexus/archiver/AbstractUnArchiver.java
	src/main/java/org/codehaus/plexus/archiver/tar/TarUnArchiver.java