PROTON-362 - Replaced less-portable SOL_TCP with equivalent IPPROTO_TCP.
Applied patch from Bozo Dragojevic


git-svn-id: https://svn.apache.org/repos/asf/qpid/proton/trunk@1508023 13f79535-47bb-0310-9956-ffa450edef68
PROTON-369: Add missing features to Ruby Message class.

The missing features are the instructions, annotations and properties.
PROTON-367: Provide Ruby mail examples.

Provides a client for posting messages, a server for storing and
forwarding them, and a fetch client to retrieve them.
PROTON-369: Created the Ruby Sender and Receiver classes.
PROTON-369: Added the Qpid::Proton::Disposition class to Ruby bindings.
PROTON-369: Added the Qpid::Proton::Delivery class.