This reverts commit d10a4f8d.

Improvements for Chip_ID read

Update for CI integration (Closes #1118)
- Initial support for GitHub CI workflows
- Cleanup for Travis CI config

General Project Maintenance
- Minor fixes for issue templates
- Setup for GitHub code scanning alerts

Applied missing changes to tests

Removed abort() from stlink-lib

- Initial support for GitHub CI workflows
- Cleanup for Travis CI config
- Minor fixes for issue templates

- Updated CHANGELOG.md
- [doc] Update for GD32F303VGT6 in device list
- [doc] Updated tutorial.md
> Added refs for unknown chip id! 0
> Minor update for tool option table

[feature] Extended set of cmd line arguments for st-info and st-util

st-info: added --freq, --hot-plug and --connect-under-reset to probe
st-util: added --freq

Flash loader rework

- Added basic security policy
- Updated info on version support for macOS
- Updated tutorial.md
> Added reference for st-info --probe command
> Added section on unknown chip id error
   (Closes #107, Closes #568, Closes #669)
> Added information on HW reset pin issue
   (Closes  #220, Closes #238)

Create codeql-analysis.yml

Added Github Action - Make Workflow

Build and test a C/C++ project using Make.

Added Github Action - CMake Workflow

Build and test a CMake based project.

Setup for code scanning alerts

Merge branch develop into testing

[doc] Updated documentation on target resetting

GDB: Fixed problems with target description

- Updated CHANGELOG.md
- Updated README.md
- [doc] Official STLINK-V3 support
   (Closes #820, Closes #1022, Closes #1025)
- Updated list of contributors
- Updated info on version support
- Minor formatting fixes

Fixed STM32WB55 reading DEBUG IDCODE from the wrong address

Fixed old DFU serial number for STLINK programmers