NEX-2682 update libxml library
NEX-2683 update trousers library
NEX-2684 update binutils
NEX-2685 update mozilla nspr/nss libraries
Merge pull request #23 in USR/nza-userland from ~ALEXANDER.EREMIN/nza-userland-libs:master to master

* commit '738b512ce68daef0d7b020108e9c6df1cb3b0ec7':
  NEX-2682 update libxml library NEX-2683 update trousers library NEX-2684 update binutils NEX-2685 update mozilla nspr/nss libraries