Log Message:
Update to 1.16
Add LICENSE

Upstream changes:
1.16  2015-12-28 MANWAR
      - Fixed issues RT# 87781, RT# 54389 and RT# 73982.

1.15  2015-12-27 MANWAR
      - Added Changes file to the MANIFEST file.
      - Added LICENSE file.
      - Added MANIFEST.SKIP file.
      - Tidied up pod document of the package XML::XPath.

1.14  2015-12-26 MANWAR
      - Added Changes file.
      - Enabled 'warnings' check.
      - Moved packages to lib/ folder.
      - Added key 'resources' to the Makefile.PL script.