Update version to "1.0.0-incubating"

Author: leerho

pom.xml

@@ -28,7 +28,7 @@ under the License.
   </parent>
   <groupId>org.apache.datasketches</groupId>
   <artifactId>datasketches-java</artifactId>
-  <version>1.0.0-incubating-SNAPSHOT</version>
+  <version>1.0.0-incubating</version>
   <name>${project.artifactId}</name>
   <description>Core sketch algorithms used alone 
     and by other Java repositories in the DataSketches library.</description>