Remove ZMQ2, split ZMQ4 code / class in own files
Merge pull request #47 from lclc/zmq2remove

Remove ZMQ2, split ZMQ4 code / class in own files
Adjusted tar ball content structure.
Added VERSION as part of S3 upload.
Merge pull request #50 from murrekatt/develop

Adjusted package structure and included VERSION file as part of S3 upload.
Fixed location of opentxs headers in tar ball.
Merge pull request #51 from murrekatt/develop

Fixed location of opentxs headers in tar ball.
fix -Wsign-compare
fix -Wunknown-pragmas

 #pragma warning() is used by Visual Studio developers to suppress
warnings on a file basis. To avoid clutter in a multi-platform
development environment the platform/project specific configuration
of the build system should be used for such purposes.