make javax.cache, io.projectreactor, io.reactivex.rxjava2 dependencies optional #1070

redisson/pom.xml

@@ -70,16 +70,19 @@
             <groupId>javax.cache</groupId>
             <artifactId>cache-api</artifactId>
             <version>1.0.0</version>
+            <optional>true</optional>
         </dependency>
         <dependency>
             <groupId>io.projectreactor</groupId>
             <artifactId>reactor-core</artifactId>
-            <version>3.2.6.RELEASE</version>
+            <version>3.2.10.RELEASE</version>
+            <optional>true</optional>
         </dependency>
         <dependency>
             <groupId>io.reactivex.rxjava2</groupId>
             <artifactId>rxjava</artifactId>
-            <version>2.2.7</version>
+            <version>2.2.9</version>
+            <optional>true</optional>
         </dependency>
 
         <dependency>