Commented out constants that only appears in version 3.3 of ZMQ.


git-svn-id: https://svn.eiffel.com/eiffelstudio/trunk@92848 8089f293-4706-0410-a29e-feb5c42a2edf
Fixed compilation errors that were previously missed in `new_sub_socket'.


git-svn-id: https://svn.eiffel.com/eiffelstudio/trunk@92849 8089f293-4706-0410-a29e-feb5c42a2edf
Added a check there is no error when setting up the subscribe channel of the SUB socket.


git-svn-id: https://svn.eiffel.com/eiffelstudio/trunk@92850 8089f293-4706-0410-a29e-feb5c42a2edf
Merge branch 'master' of github.com:EiffelSoftware/EiffelStudio
fixing synchronization with svn repo