* [ixwebsocket] update to 5.0.6 to fix Windows problem
Some test started to fail on Windows in the 5.0 branch.
```
ERROR: Unable to connect to echo.websocket.org on port 80, error: Connect error: No error
ERROR: Unable to connect to echo.websocket.org on port 80, error: Connect error: No error
ERROR: Unable to connect to echo.websocket.org on port 80, error: Connect error: No error
ERROR: Unable to connect to echo.websocket.org on port 80, error: Connect error: No error
ERROR: Unable to connect to echo.websocket.org on port 80, error: Connect error: No error
ERROR: Unable to connect to echo.websocket.org on port 80, error: Connect error: No error
ERROR: Unable to connect to echo.websocket.org on port 80, error: Connect error: No error
```
We figured it out and fixed it. This issue has more details. https://github.com/machinezone/IXWebSocket/issues/103
* ixwebsocket: update to 6.1.0
* [libhydrogen] Add new port
* [libhydrogen] Update to 2019-08-10
* [libhydrogen] Fix cmake not found error
* [libhydrogen] Remove patch
* [libhydrogen] Update to 2019-08-11
In Powershell 6.2/7.0, `Get-ChildItem`'s paths are now printed as
absolute paths instead of relative paths; this breaks the code we have
that assumes that they're printed as relative paths.
Thus, change the code to request the `Name` property specifically, which
is what we actually wanted.
* Add glew variables lost by cmakes new FindGLEW to wrapper
The variables are required by ports like VTK
* fix file location.
* completly refactor wrapper. Static case was not handled correctly
* add singular variables for pangolin
* [port-history] Print port CONTROL version history
* Add commands.porthistory.cpp to VS project
* Get most recent commit for each version
* Apply clang-format
* Fix output format
* Rename command to x-history
* Add ignition-modularscript port
Modeled after the qt5-modularscript port, this port just contain
ignition_modular_library, an helper CMake function to simplify the
process of writing port of C++ libraries developed by the Ignition
Robotics project ( https://ignitionrobotics.org ).
* Add ignition-cmake0 port
* Add ignition-math4 port
* [imgui-sfml] Add new package ImGui-SFML
* Static build only to match with `imgui`.
* [imgui-sfml] Fix case-sensitive imgui package name
* [imgui-sfml] Require C++11
* [imgui-sfml] Include IMGUI_API define
* [imgui-sfml] Remove delegating ctor - C++11 is not required
* Add port anyrpc
* Add port anyrpc
Added missing `vcpkg_install_cmake()`
* Add port anyrpc
Added patch to detect endianness on ARM.
* Add port anyrpc
further tweaks to endianness detection.
* [dmlc-core] Add new port
* rebuild
* Fix error building dynamic crt linkage
* Fix error building dynamic crt linkage
* Fix error building dynamic crt linkage
* Add openmp as feature
* Rename this port as dmlc
* remove dmlc core files
