message: Update file for Boost 1.63
diff: @@ -23,8 +23,8 @@ else()
  endif()
  find_package(Boost ${OSVR_MIN_BOOST} COMPONENTS ${required_boost_components} REQUIRED)
  -if(Boost_VERSION GREATER 106200)
  - # Current max code-reviewed version: Boost 1.62
  +if(Boost_VERSION GREATER 106300)
  + # Current max code-reviewed version: Boost 1.63
  # When this is updated - source code must also be updated!
  message(SEND_ERROR "Using an unreviewed Boost version - inspect the Boost Interprocess release notes/changelog/diffs to see if any ABI breaks took place as they may affect client/server interoperability.")
  message(SEND_ERROR "The corresponding source file to update is src/osvr/Common/IPCRingBuffer.cpp")
  