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>

hawkbit-repository/hawkbit-repository-test/pom.xml

@@ -43,6 +43,20 @@
          <groupId>org.springframework.boot</groupId>
          <artifactId>spring-boot-starter-logging</artifactId>
       </dependency>
+      <dependency>
+         <groupId>org.springframework.boot</groupId>
+         <artifactId>spring-boot-starter-web</artifactId>
+         <exclusions>
+            <exclusion>
+               <groupId>org.springframework.boot</groupId>
+               <artifactId>spring-boot-starter-tomcat</artifactId>
+            </exclusion>
+         </exclusions>
+      </dependency>
+      <dependency>
+         <groupId>org.springframework.boot</groupId>
+         <artifactId>spring-boot-starter-jetty</artifactId>
+      </dependency>
       <dependency>
          <groupId>org.springframework</groupId>
          <artifactId>spring-context-support</artifactId>