SettingsManager / Split harvester settings and system settings.
Add new ext UI for import MD panel
merge with develop
Settings / Remove hierarchy (#168).
Properly add setting tree to UFO.
Settings / SMTP / Add username, password and SSL options (#169).
Merge remote-tracking branch 'upstream/develop' into improvement/split-settings-and-harvester-config

Conflicts:
	core/src/main/java/org/fao/geonet/kernel/metadata/DefaultStatusActions.java
	web/src/main/webapp/WEB-INF/config-security-mapping.xml
Administration / info / Properly display setting.
Virtual CSW / Service not loaded if in DB creation script (#193).
Virtual CSW / Service not loaded if in DB creation script (#193).
SVN / if not used, exception are returned (#194).
LDAP / Fix group creation when group does not exist.
Add note about index all document in all languages option (related to #198).
H2 / DBStarter is not required - Database is created if not exist when connection is requested.
Merge pull request #200 from juanluisrp/update-doc

Fixing mess, #187
Merge pull request #201 from fxprunayre/improvement/status/step-unknown-to-draft

Fixing mess, #190
Widgets / Editor / Add editing tab in session (#202).
Merge remote-tracking branch 'origin/develop' into develop
Widgets / Close action for windows is close (not destroy). Avoid keeping window in DOM which sometimes duplicates element in FormPanel.
ISO19139 / RDF / Properly encode rdf:resource for point of contact organisation.