This is a very minor change. I just changed the link to stackoverflow to use https instead of http. ^ _ ^

 More information in README footer license, such as in the files.

Add an optional extended description…

Shows new features: tabs, extension management.

Fixes #5669

This commit does the following:
- Migrates all pages from the wiki that are linked to
- Fix links in all wiki pages and in ./README.md, ./CONTRIBUTING.md and
  ./test/README.md

Fixes #2480

Was previously HTTP; server automatically redirects to HTTPS, but irritating when using it on a phone as it adds a few seconds of additional loading.

# Conflicts:
#	src/vs/languages/html/common/htmlTags.ts