clean up the poms and move versions to dependencyManagement
Issue id: c

Files:
modified: /maven/components/trunk/maven-distribution (try)
modified: /maven/components/trunk/maven-plugin-api/pom.xml (try)
modified: /maven/components/trunk/maven-project/pom.xml (try)
modified: /maven/components/trunk/maven-embedder/pom.xml (try)
modified: /maven/components/trunk/maven-core/pom.xml (try)
modified: /maven/components/trunk/maven-embedder-integration-tests/pom.xml (try)
modified: /maven/components/trunk/maven-project (try)
modified: /maven/components/trunk/pom.xml (try)
modified: /maven/components/trunk/maven-distribution/pom.xml (try)
modified: /maven/components/trunk/maven-profile/pom.xml (try)
modified: /maven/components/trunk/maven-toolchain/pom.xml (try)