Modular hawkBit (#378)

* Cleaned up component scan
* More flexibility for hawkBit micro services
* Introduce spring boot starters
* Eclipse Jetty as hawkBit default
* Fixed links as prep for wiki removal

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

examples/hawkbit-custom-theme-example/src/main/java/org/eclipse/hawkbit/app/Start.java

@@ -8,7 +8,6 @@ package org.eclipse.hawkbit.app;
  * http://www.eclipse.org/legal/epl-v10.html
  */
 
-import org.eclipse.hawkbit.EnableJpaRepository;
 import org.eclipse.hawkbit.autoconfigure.security.EnableHawkbitManagedSecurityConfiguration;
 import org.springframework.boot.SpringApplication;
 import org.springframework.boot.autoconfigure.SpringBootApplication;
@@ -22,7 +21,6 @@ import org.springframework.boot.autoconfigure.SpringBootApplication;
 @EnableHawkbitManagedSecurityConfiguration
 // Exception squid:S1118 - Spring boot standard behavior
 @SuppressWarnings({ "squid:S1118" })
-@EnableJpaRepository
 public class Start {
     /**
      * Main method to start the spring-boot application.