Add maven-release-plugin to plugin management
Add maven-release-plugin to plugin management

cboehme/metafacture-core,hbz/metafacture-core,hbz/metafacture-core,metafacture/metafacture-core,metafacture/metafacture-core,culturegraph/metafacture-core,metafacture/metafacture-core,cboehme/metafacture-core,culturegraph/metafacture-core,hbz/metafacture-core,cboehme/metafacture-core,culturegraph/metafacture-core,cboehme/metafacture-core