upgrade plexus-utils to 1.5.6 to get 100 percent reactor dependency convergence
upgrade plexus-utils to 1.5.6 to get 100 percent reactor dependency convergence

git-svn-id: 849bf64082745c43d7384300576ae8ee90333914@8507 52ab4f32-60fc-0310-b215-8acea882cd1b

mohanaraosv/appassembler,mohanaraosv/appassembler,mojohaus/appassembler,mojohaus/appassembler