fixed 'javax.xml.bind.annotation does not exist'

drip-manager/pom.xml

@@ -41,6 +41,22 @@
             <groupId>org.springframework.boot</groupId>
             <artifactId>spring-boot-starter-tomcat</artifactId>
         </dependency>
+        <!--We need this for java 11. Otherwise we get: javax.xml.bind.annotation does not exist-->
+        <dependency>
+            <groupId>com.sun.xml.bind</groupId>
+            <artifactId>jaxb-core</artifactId>
+            <version>2.3.0.1</version>
+        </dependency>
+        <dependency>
+            <groupId>javax.xml.bind</groupId>
+            <artifactId>jaxb-api</artifactId>
+            <version>2.3.1</version>
+        </dependency>
+        <dependency>
+            <groupId>com.sun.xml.bind</groupId>
+            <artifactId>jaxb-impl</artifactId>
+            <version>2.3.1</version>
+        </dependency>           
         <!--SpringFox dependencies -->
         <dependency>
             <groupId>io.springfox</groupId>

nb-configuration.xml

@@ -14,5 +14,6 @@ That way multiple projects can share the same settings (useful for formatting ru
 Any value defined here will override the pom.xml file value but is only applicable to the current project.
 -->
         <netbeans.hint.licensePath>${project.basedir}/licenseheader.txt</netbeans.hint.licensePath>
+        <netbeans.hint.jdkPlatform>JDK_11</netbeans.hint.jdkPlatform>
     </properties>
 </project-shared-configuration>

pom.xml

@@ -9,10 +9,12 @@
     <parent>
         <groupId>org.springframework.boot</groupId>
         <artifactId>spring-boot-starter-parent</artifactId>
-        <version>2.1.8.RELEASE</version>
+        <version>2.2.0.RELEASE</version>
     </parent>    
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+        <maven.compiler.source>9</maven.compiler.source>
+        <maven.compiler.target>9</maven.compiler.target>
     </properties>
     <modules>
         <module>drip-commons</module>