Use property for Tycho version
Remove unnecessary plugin from org.talend.utils POM
Rename underscore in org.talend.update.p2-feature
Add contained JAR to bundle classpath of org.talend.libraries.jfreechart.jars
Merge branch 'master' into feature/SCM-239/maventupbuild
Rename underscore in org.talend.utils-feature
Merge branch 'feature/SCM-239/maventupbuild'