Fix a couple of function calls
Replace some inlined code with wrap-ns middleware usage
Clarify auto-complete instructions
[#780] make sure to dispatch requests in connection buffer
don't dispatch to nrepl--make-default-handler and throw an error instead
Merge pull request #768 from pandeiro/master

Auto-completion instructions
[fix #750] make `nrepl-pending-requests` and `nrepl-completed-requests` truly local
Merge pull request #791 from vitoshka/dispatch-request

[#780] make sure to dispatch requests in connection buffer
Improve readability and visibility of *nrepl-messages* buffer
Simplify handling of the ssh tunneling

   - remove configurable nrepl-connection-endpoint
   - nrepl-connection-endpoint is now a function that returns the endpoint (either ssh or plain)
   - nrepl-on-connection-buffer is now nrepl-tunnel-buffer