+ - make sure there's a suitable ARM Cortex toolchain in /opt/cortex!
+
+ git checkout master
+
+ - make sure there is a doc/release-notes-<version>.xsl
+ - make sure that doc/altusmetrum.xsl has the right copyright year,
+ and add release to the revision history at the front (release notes
+ will be pulled in automatically)
+
+ - update the version in configure.ac
+ - make absolutely sure checked-out tree is "clean" (commit as needed)
+ - if this is an x.y release, then:
+ git checkout -b branch-<version>
+ - if this is an x.y.z release, then:
+ git checkout branch-<version> # the x.y parts only
+ git merge master
+
+ git log > ChangeLog
+ git commit -a