Skip search for *.source bundles during Buckminster materialization

Need to add this advisorNode to CQUERY:

Cannot choose buckminster build step in Jenkins

There is a bug in buckminster plugin for Jenkins where when choosing buckminster as build step, nothing happens - drop down does not expand. This bug explains cause and solution which probably will be fixed.

Find exact revision at which svn branch was cut

svn log -v -r0:HEAD --stop-on-copy --limit 1