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.
Add comment for updating git submodules

If you follow the instructions in index.html, compilation will fail because maven dependencies are not found. It is necessary to init and update submodules before launch a `mvn package`
Fix code formatting
Fix a typo
Bring in fix for #166 from 2.10.x
Merge pull request #189 from fgravin/icon-PR

add action icons
Widgets / Metadata status / Improve layout (#185).
Merge pull request #190 from fxprunayre/improvement/status/step-unknown-to-draft

Widgets / Metadata status / Improve layout (#185).
Merge pull request #187 from juanluisrp/update-doc

Add instructions for updating git submodules before build
Improve french translation - Thanks Benjamin Chartier.
Merge remote-tracking branch 'origin/develop' into develop
Widgets / Fix edit view by schema (related to a3f7fa9ae44ac1b53f7f5b5d39f4991fa372277d).
Redirection / Fix 2 letters code redirection for protected services (#153).