Merge pull request #497 from briandealwis/adal4j-optional

Mark com.microsoft.azure.adal4j optional

Author: k8s-ci-robot

util/pom.xml

@@ -70,6 +70,7 @@
             <groupId>com.microsoft.azure</groupId>
             <artifactId>adal4j</artifactId>
             <version>1.6.0</version>
+            <optional>true</optional>
         </dependency>
         <dependency>
             <groupId>ch.qos.logback</groupId>
@@ -102,11 +103,11 @@
             <scope>test</scope>
         </dependency>
         <dependency>
-			<groupId>com.github.tomakehurst</groupId>
-			<artifactId>wiremock</artifactId>
-			<version>2.19.0</version>
-			<scope>test</scope>
-		</dependency>
+            <groupId>com.github.tomakehurst</groupId>
+            <artifactId>wiremock</artifactId>
+            <version>2.19.0</version>
+            <scope>test</scope>
+        </dependency>
     </dependencies>
     <build>
         <plugins>