update to 0.5.11

Author: Davies Liu

pom.xml

@@ -637,7 +637,7 @@
       <dependency>
         <groupId>org.roaringbitmap</groupId>
         <artifactId>RoaringBitmap</artifactId>
-        <version>0.5.10</version>
+        <version>0.5.11</version>
       </dependency>
       <dependency>
         <groupId>commons-net</groupId>