[maven-release-plugin] prepare release samigo-2.9.4

git-svn-id: https://source.sakaiproject.org/svn/sam/branches/samigo-2.9.x@309955 66ffb92e-73f9-0310-93c1-f5514f145a0a
[maven-release-plugin] prepare for next development iteration

git-svn-id: https://source.sakaiproject.org/svn/sam/branches/samigo-2.9.x@309957 66ffb92e-73f9-0310-93c1-f5514f145a0a
SAM-2347 - Resetting parent after release


git-svn-id: https://source.sakaiproject.org/svn/sam/branches/samigo-2.9.x@309958 66ffb92e-73f9-0310-93c1-f5514f145a0a