core/CMakeLists: Add subdir header files
Merge pull request #255 from lclc/develop

CMake: Packaging: No default package contact
CMake: remove unused hack for ZMQ

The ZMQ submodule is used for Windows that does not have proper
package management. But the hack is not used for Windows and
therefore unnecessary.
Merge pull request #260 from toxeus/removeZMQhack

CMake: remove unused hack for ZMQ
Merge pull request #261 from lclc/swifg

core/CMakeLists: Add subdir header files
Removed dead code.
Merge pull request #263 from murrekatt/cleanup

Removed dead code.
cppcheck: update includes
Merge pull request #264 from toxeus/updateCppcheckIncludes

cppcheck: update includes
Removed SWIG defines from OpenTransactions.hpp because SWIG is not seeing this header so it should be fine.
Removed dead meat.
Merge pull request #265 from murrekatt/swig_cleanup

Swig cleanup
Removed unused function ProcessMessageOut(const char*, int32_t*).
Removed uses of u_header, removed, SetMessagePayload.
Deleted old code that dealt with sending unencrypted envelopes.
Removed unused includes.
Merge pull request #262 from benma/cleanup

Removed unused transport/message code
Removed unused defines and u_header from stdafx.
Merge pull request #268 from benma/cleanup

Removed unused defines and u_header from stdafx.
CMake: build anyoption as library

This way it is not compiled with the very strict compiler flags
used to compile opentxs code.
opentxs: fix -Wold-style-cast