fix url
increase test timeout to cope with RaspberryPI & BeagleBoneBlack performance
Merge branch 'master' of https://github.com/node-opcua/node-opcua
 upgrade packages
fix bytesRead property on tcp_transport
pass endpoint on 'message' event
record transaction statistics on server secure channel
collect statistics on client secure channel
add bytesRead bytesWritten on client.
fix channel deletion ( by calling removeAllListeners)
make simple client work with simple_server by default.
trace crawling
improve documentation
avoid embedded function to improve V8 code optimization & speed
update package
update version number
integrate with gitter
integrate with gitter
integrate with gitter
fix test on windows by adding a small delay to let server or client actions to propagate to the other end of the socket.
remove unused property
fix comment
avoid using Buffer.concat when unnecessary
#16 set timestampsToReturn to Neither if not specified when calling Subscription.monitor