Cleanup Versions In POM Files

- Eliminate redundant version references
- Defer to ${project.version} when appropriate
- Pickup hyracks module version from dependency management

Change-Id: I6e468931024831db41ba9e2f6e48f0be0ba3373a
Reviewed-on: https://asterix-gerrit.ics.uci.edu/1039
Sonar-Qube: Jenkins <jenkins@fulliautomatix.ics.uci.edu>
Tested-by: Jenkins <jenkins@fulliautomatix.ics.uci.edu>
Integration-Tests: Jenkins <jenkins@fulliautomatix.ics.uci.edu>
Reviewed-by: Till Westmann <tillw@apache.org>
diff --git a/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-rtree-test/pom.xml b/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-rtree-test/pom.xml
index 1a1718f..99101fd 100644
--- a/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-rtree-test/pom.xml
+++ b/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-rtree-test/pom.xml
@@ -48,14 +48,14 @@
     <dependency>
       <groupId>org.apache.hyracks</groupId>
       <artifactId>hyracks-storage-am-rtree</artifactId>
-      <version>0.2.18-SNAPSHOT</version>
+      <version>${project.version}</version>
       <type>jar</type>
       <scope>compile</scope>
     </dependency>
     <dependency>
       <groupId>org.apache.hyracks</groupId>
       <artifactId>hyracks-test-support</artifactId>
-      <version>0.2.18-SNAPSHOT</version>
+      <version>${project.version}</version>
       <type>jar</type>
       <scope>test</scope>
     </dependency>