Update params.json

fix pip command

Author: oroulet

params.json

@@ -1,7 +1,7 @@
 {
   "name": "Freeopcua.github.io",
   "tagline": "FreeOpcUa: Open Source C++ and Python OPC-UA Server and Client Libraries and Tools",
-  "body": "FreeOpcUa is a project to implement an open-source (LGPL) OPC-UA stack and associated tools. \r\n\r\nCurrently FreeOpcUa is composed of\r\n* A LGPL C++ library to develop server and client OPC-UA applications. Python bindings can be found in the opcua-python repository. https://github.com/FreeOpcUa/freeopcua\r\n* A Python OPC-UA Python Client and Server library, written entirely in python, available at: https://github.com/FreeOpcUa/python-opcua (install using pip install freeopcua)\r\n* A simple GUI client https://github.com/FreeOpcUa/opcua-client-gui (install using pip install freeopcua-client)\r\n* Command line tools installed with freeopcua-python https://github.com/FreeOpcUa/python-opcua/tree/master/tools \r\n* A GUI to create OPC UA nodes and save them to xml https://github.com/FreeOpcUa/opcua-modeler\r\n\r\n* Mailing list: https://groups.google.com/forum/#!forum/freeopcua\r\n* Source code: https://github.com/FreeOpcUa\r\n\r\nScreenshot of client GUI:\r\n\r\n\r\n![Screenshot](/screenshot.png?raw=true \"Screenshot\")\r\n\r\nScreenshot of modeler:\r\n\r\n\r\n![Screenshot](/screenshot-modeler.png?raw=true \"Screenshot\")\r\n",
+  "body": "FreeOpcUa is a project to implement an open-source (LGPL) OPC-UA stack and associated tools. \r\n\r\nCurrently FreeOpcUa is composed of\r\n* A LGPL C++ library to develop server and client OPC-UA applications. Python bindings can be found in the opcua-python repository. https://github.com/FreeOpcUa/freeopcua\r\n* A Python OPC-UA Python Client and Server library, written entirely in python, available at: https://github.com/FreeOpcUa/python-opcua (install using pip install opcua)\r\n* A simple GUI client https://github.com/FreeOpcUa/opcua-client-gui (install using pip install freeopcua-client)\r\n* Command line tools installed with freeopcua-python https://github.com/FreeOpcUa/python-opcua/tree/master/tools \r\n* A GUI to create OPC UA nodes and save them to xml https://github.com/FreeOpcUa/opcua-modeler\r\n\r\n* Mailing list: https://groups.google.com/forum/#!forum/freeopcua\r\n* Source code: https://github.com/FreeOpcUa\r\n\r\nScreenshot of client GUI:\r\n\r\n\r\n![Screenshot](/screenshot.png?raw=true \"Screenshot\")\r\n\r\nScreenshot of modeler:\r\n\r\n\r\n![Screenshot](/screenshot-modeler.png?raw=true \"Screenshot\")\r\n",
   "google": "",
   "note": "Don't delete this file! It's used internally to help with page regeneration."
-}
+}