Bump version to 1.24.1

2018-06-06. Merged in translations from Transifex. (microsoft#51241)

Merged in latest translation of German language.

Only track first time installs for recommended extensions microsoft#4…

…9583

Fix logic for choosing insider/stable language pack (fixes microsoft#…

…49126)

update release number

Empty commit since the previous was a bad build for 1.22.1

[email protected] (translations)

Increase version number to 1.21.1

Merge pull request microsoft#45167 from Microsoft/loc/1.21

2018-03-06. Merged in translations from Transifex.

debug: only get workspace to resolve agains for user launch