Split repository API for module and DS management. Refactor utility usage (#524)

* Split DS management and reduce util usage.

Signed-off-by: kaizimmerm <kai.zimmermann@bosch-si.com>

* Split sw module and type management.

Signed-off-by: kaizimmerm <kai.zimmermann@bosch-si.com>

* Sonar issues.

Signed-off-by: kaizimmerm <kai.zimmermann@bosch-si.com>

* Make sonar listen to the exception!

Signed-off-by: kaizimmerm <kai.zimmermann@bosch-si.com>

* Register both beans.

Signed-off-by: kaizimmerm <kai.zimmermann@bosch-si.com>

* Split JPA implementations.

Signed-off-by: kaizimmerm <kai.zimmermann@bosch-si.com>

* Revert user details change.

Signed-off-by: kaizimmerm <kai.zimmermann@bosch-si.com>

* Fix compilation errors.

Signed-off-by: kaizimmerm <kai.zimmermann@bosch-si.com>

* Fix bean queries. Fix image path.

Signed-off-by: kaizimmerm <kai.zimmermann@bosch-si.com>

* Document preferred utility usage.

Signed-off-by: kaizimmerm <kai.zimmermann@bosch-si.com>

* Fix exmaples and revert unintended checkin.

Signed-off-by: kaizimmerm <kai.zimmermann@bosch-si.com>

* Code cleanup.

Signed-off-by: kaizimmerm <kai.zimmermann@bosch-si.com>

* Typos, readibility.

Signed-off-by: kaizimmerm <kai.zimmermann@bosch-si.com>

* Remove unused reference.

Signed-off-by: kaizimmerm <kai.zimmermann@bosch-si.com>

* Rollouts cache delete aware.

Signed-off-by: kaizimmerm <kai.zimmermann@bosch-si.com>

* Fix rolloutgroup delete event.

Signed-off-by: kaizimmerm <kai.zimmermann@bosch-si.com>

* Add new RolloutGroupDeletedEvent event

Signed-off-by: kaizimmerm <kai.zimmermann@bosch-si.com>

hawkbit-repository/hawkbit-repository-jpa/pom.xml

@@ -51,10 +51,6 @@
          <artifactId>hawkbit-artifact-repository-filesystem</artifactId>
          <version>${project.version}</version>
       </dependency>
-      <dependency>
-         <groupId>com.google.guava</groupId>
-         <artifactId>guava</artifactId>
-      </dependency>
       <dependency>
          <groupId>org.springframework.boot</groupId>
          <artifactId>spring-boot-starter-data-jpa</artifactId>
@@ -74,6 +70,10 @@
       <dependency>
          <groupId>cz.jirutka.rsql</groupId>
          <artifactId>rsql-parser</artifactId>
+      </dependency>      
+      <dependency>
+         <groupId>com.google.guava</groupId>
+         <artifactId>guava</artifactId>
       </dependency>
 
       <!-- Test -->