[macports-ports] branch pr48-jambonrose-add-yarn created (now cbc8554)

[Mojca Miklavec]

Mojca Miklavec (mojca) pushed a change to branch pr48-jambonrose-add-yarn
in repository macports-ports.

      at cbc8554  yarn: new port, version 0.18.1

This branch includes the following new commits:

     new cbc8554  yarn: new port, version 0.18.1

The 1 revisions listed above as "new" are entirely new to this
repository and will be described in separate emails.  The revisions
listed as "add" were already present in the repository and have only
been added to this reference.