Update third-party-application.md to include Grayjay under Android applications
Added Grayjay, with short description, to the list of android applications listed on the third party application page.
You don't pay for Framagit, because it is funded by donations to Framasoft. Our not-for-profit needs any support you can afford: support.framasoft.org.
Framagit est gratuit car il est financé par les dons à Framasoft. Notre association a besoin de votre soutien sur soutenir.framasoft.org.
Added Grayjay, with short description, to the list of android applications listed on the third party application page.