Link pxt-microbit back to base pxt repo (add sudo for Mac/Linux shells). This step is only required if you intend to make changes to pxt and/or pxt-common-packages repos. If all you want is serve a ...
pxt-microbit v1.* requires pxt v4.4, which is currently in the stable4.4 branch of pxt. pxt-microbit v0.* is in the v0 branch of this repository Authoring and testing of new extensions can be done ...