Add ECC demo design

[angelayu-mchp]

Add a demo design for ECC features.

Included files:

• Only the generated output file, the static RTL files and the license file of the UART interface generator.
• SmartHLS_Project that contains example source code and IDE project files
• Libero TCL scripts (libero_scripts)
• UART interface GUI as Jupyter Notebook
• requirements.txt for required Python packages
• README.md and all media files

Folder hierarchy:

├── libero_scripts
│   ├── common.tcl
│   ├── script.tcl
│   ├── src
│   │   ├── 1_create_design.tcl
│   │   ├── 2_constrain_design.tcl
│   │   ├── 4_implement_design.tcl
│   │   ├── 5_program_design.tcl
│   │   ├── hls_updates.tcl
│   │   ├── src_components
│   │   │   ├── RTG4FCCC_0.tcl
│   │   │   ├── RTG4FCCCECALIB_C0.tcl
│   │   │   └── top.tcl
│   │   ├── src_constraints
│   │   │   └── io_constraints.pdc
│   │   ├── src_hdl
│   │   │   ├── data_register.v
│   │   │   └── hls_control.v
│   │   └── uart_regs
│   │       ├── generated
│   │       ├── LICENSE.txt
│   │       └── rtl
│   └── TCL_Script_readme.txt
├── media
│   ├── device_manager.png
│   ├── ...
│   └── sum.png
├── README.md
├── requirements.txt
├── SmartHLS_Project
│   ├── config.tcl
│   ├── .cproject
│   ├── makefile
│   ├── .project
│   ├── RAM_OP.cpp
│   └── .settings
├── uart_gui.py
└── uart.ipynb