Update pdf doc with better links
@@ -94,7 +94,8 @@ systems.
This document provides a specification of SBP framing and the payload
structures of the messages currently used with Swift devices. SBP
client libraries in a variety of programming languages are available
-at~\url{http://docs.swiftnav.com/wiki/SwiftNav_Binary_Protocol}.
+at~\url{https://github.com/swift-nav/libsbp} and support information
+for sbp is available at~\url{https://support.swiftnav.com/customer/en/portal/articles/2492810-swift-binary-protocol}.
\end{large}
