cmake: use FindSodium module
cmake: correct find function
added files to assist in building nuget packages
corrected some issues with the autopkg, include the dll
updated with better owner, author and copyright information
Merge pull request #950 from phreed/master

Make a NuGet package
Reorganize and clean up visual studio build configurations.
Merge branch 'zeromq/master'
Add nuget package generation and GUI selection of OpenPGM option.
In nuget package copy copied DLLs to bin with linked name.
Typo.
Change NuGet package id.
Merge pull request #952 from evoskuil/master

Organize Visual Studio solutions and integrate NuGet packaging.
sockets created by accept are leaked to child processes (ticket #956)
Merge pull request #957 from jkryl/master

sockets created by accept are leaked to child processes (ticket #956)
Resolve issue #939

This bug is caused by fq which can terminate pipe before sending all
frames of a message first. So sometimes two messages were mixed and this
confused ZAP handler.

This patch just modifies one pipe parameter so that socket consumes all
messages before dropping the pipe.
Merge pull request #958 from hurtonm/master

Resolve issue #939
Modify MSVC link incremental setting for deconfliction with LTCG flag.
Add executable projects to VS2013 solution.
Merge branch 'zeromq/master'