Mark links as part of particular Kotlin Weekly issue

[IRus]

• parse current and feature KW issues
• enhance link metadata with kotlinWeeklyUrl field

[kikoso]

@IRus , I just posted this article explaining how I manage the Kotlin Weekly. Maybe I can support you with this issue, let me know if you had any particular idea.

https://medium.com/@enriquelopezmanas/managing-the-kotlin-weekly-7212d3da35a4