- added Video: [ISO/SAE 21434 by Example](https://youtu.be/3LsNx-ljIK8?t=1180)
- added example: [ISO/SAE 21434 Annex G Example in YAKINDU Security Analyst](https://github.com/Yakindu/YSA-examples)
- added paid tool: [YAKINDU Security Analyst](https://www.itemis.com/de/yakindu/security-analyst/) - YAKINDU Security Analyst is a model-based software tool for threat analysis and risk assessment of technical systems. With Security Analyst you can identify your protection needs, analyze possible threats and calculate the resulting risks. The underlying assessment model and calculation logic are highly customizable and can be integrated into existing toolchains.
disclaimer: I'm a developer of it and speaker in that talk
* added read-me
* revoked the travis error
* added the appseco link
* Updated `Rvm`
* updated flag
* updated the url
* updated the old
* updated the flags
* updated the broken links
* added the course
* updated Readme
* Add practical devsecops logo and update readme.md
Co-authored-by: Mohammed A Imran <secfigo@gmail.com>