#17 work in progress on security
#17 redo default client certificate
#17 revamped message build and message chunker for sign & encrypt
add port conflict detection on server  end point
#17 revamped message build and message chunker for sign & encrypt
#17 add extractPublicKeyFromCertificate ,computeDerivedKeys
#17 start derivedKeys
#17  derivedKeys
#17  derivedKeys
#17  fix CreateSessionResponse
set protocolVersion to 0 by default
#17  sign&encrypt on client
#17 improve message displayed when crypto configuration is missing (ursa)
upgrade to should 4.3.0