GitLab

- added image gallery

- Fixed NPE in GeoRegionServiceImpl
- Log stack trace for INTERNAL_SERVER_ERROR
- Use SLF4J

- Default content in src/main/resources/default-content uses .json extension
- Template articles can only be created in default language first
- Content of default articles updated
- ArticleRepository#onSave will remove template articles from index or reindex them when not templates

- added template to Article

- User confirmation screen for the new spring-security-oauth2
- OAuthManagement methods are fixed

- Upgrade to application-blocks-security:1.3-SNAPSHOT
- Removed obsolete tests

- Updated models and DB changes
- New service methods

- WebInitializer
- No more src/main/resources/spring/spring-**.xml
- Moved /spring/spring.properties to /applicaiton.properties

Signed-off-by: Matija Obreza <matija.obreza@croptrust.org>