Reset PDB out path change in base VS props.
Update VS import props to allow delinking by dependent projects.
Set up hwm's before we connect the other end of the pipe in ctx_t::connect_inproc_sockets
Merge pull request #1070 from ricnewton/master

Fix for issue https://github.com/zeromq/libzmq/issues/1065
Corrected installer source path for VS pdb debug symbols file.  Removed prefix path to platform.h
Merge pull request #1069 from evoskuil/master

Update VS import props to allow delinking, reset PDB out path change.
Extend zmq::wsa_error_to_errno()

The list of error codes is taken from zmq::wsa_error_no(). Most of the
new WSA error codes result in EFAULT, but some return a more specific
value (even EAGAIN).

Fixes #1071
Merge pull request #1072 from olafmandel/issue_1071

Extend zmq::wsa_error_to_errno()
Whitespace in VS projects.
VS set switch /Z7 in debug static (DebugLIB/DebugLTCG) base props.
Merge pull request #1073 from evoskuil/master

VS set switch /Z7 in debug static (DebugLIB/DebugLTCG) base props.
Exclude MSVC SUO files regardless of where they are in the builds/msvc folder
Merge pull request #1074 from dmeehan1968/ignore-suo-in-subfolders

Exclude MSVC temp files regardless of where they are in builds/msvc
Restore unpathed references to platform.hpp for cmake builds
Merge pull request #1075 from dmeehan1968/perf-platform-hpp-restore

Restore unpathed references to platform.hpp for cmake builds
Modified libzmq project to not copy platform.hpp
Modified inproc_lat project to not copy platform.hpp
Modified inproc_thr project to not copy platform.hpp
Modified local_lat project to not copy platform.hpp
Modified local_thr project to not copy platform.hpp