Update a package

Example update a thinstation packages, tested with ccid, pcsc-lite, ocinventory, freerdp or rdesktop, and tigervnc

0. ./setup-chroot
1. Update pkfile with new version number and url (if needed), for example /ts/ports/contrib/rdesktop/PkgFile
2. cd /ts/ports/contrib/packagename for example cd /ts/ports/contrib/rdesktop
3. pkgmk -u -d -um
4. pkgmk -u
5. pkgmk -uf
6. pkgmk -u
7. update packagename, for example update rdesktop, or update vncviewer
8. Delete source packages of new version
9. Delete old source related with old version
10. Rebuild thinstation image with new packages versions
11. Test and upload to Thinstation master branch

During update package ccid, is required to use update ccidreader