QPID-5807: Remove boost::program_options as a header file dependency of qpid/Options.h
- The intent here is to remove the necessity for things using qpid::Options to
  need to link boost::program_options directly.

git-svn-id: https://svn.apache.org/repos/asf/qpid/trunk@1602021 13f79535-47bb-0310-9956-ffa450edef68