As of 21 Nov 2012, the following files on trunk had version numbers in them.
QPID_VERSION.txt
Wiki Markup
cpp/bindings/qpid/ruby/README.rdoc
cpp/docs/man/qpidd.1
doc/book/src/java-broker/commonEntities.xml
extras/qmf/setup.py
java/pom.xml (normally handled by the Maven release plugin)
java/broker-core/src/main/java/broker.bnd
java/client/src/main/java/client.bnd
java/common.xml (NOTE: *project.version* holds current version number and *project.version.maven* holds the maven artefact \[snapshot\] version. The latter should be always use the next actual release version, not the intermediate development version.)
java/common/src/main/java/common.bnd
java/management/common/src/main/java/management-common.bnd
packaging/windows/INSTALL_NOTES.html
packaging/windows/installer.proj
python/setup.py
tests/setup.py
\ tools/setup.py