Localization - Translated Strings (microsoft#4591)

Merge pull request microsoft#4500 from microsoft/seanmcm/0_26_1_release2

Fix a missed https-proxy-agent case. (microsoft#4497)

Merge for 0.26.0.

Add a few files to .vscodeignore (microsoft#4406)

Update changelog for 0.26.0-insiders2

Fix 2nd references without preview. (microsoft#4368)

* Fix references bugs.

Merge pull request microsoft#4161 from microsoft/seanmcm/0_25_1_release

Seanmcm/0 25 1 release

Merge pull request microsoft#4115 from microsoft/seanmcm/0_25_0_release

Seanmcm/0 25 0 release

Update changelog for Insiders2.

Fix buggy progress message. (microsoft#4039)