Use latest snaps of restlet bridge and security.
Update excludes and sort out muck for restlight hack.
Remove sisu-plugin (plugin-api and plugin-host-api, pending model-api once nexus-plugin-bundle is used)
And move @ExtensionPoint and @Managed into nexus-compat and deprecate them.
Drop sisu-maven-plugin, this will get put into the packaging.
Use nexus-plugin-bundle-maven-plugin
UI: Make installing ErrorHandler failsafe
told m2e to ignore maven-enunciate-slim-plugin

Signed-off-by: Igor Fedorenko <igor@ifedorenko.com>
Merge pull request #721 from sonatype/nexus-plugin-bundle

Use nexus-plugin-bundle-maven-plugin
Merge branch 'master' into sisu-plugin-intf-to-compat

Conflicts:
	nexus-core/pom.xml
	pom.xml
Merge pull request #720 from sonatype/sisu-plugin-intf-to-compat

Kill sisu-plugin (mostly)
Merge branch 'master' into kill-legacy-clients

Conflicts:
	nexus-clients/nexus-rest-client-java/pom.xml