Use managed guava version

Use centrally managed guava version specified in
oparent.  Includes upgrade to oparent 1.2.0.

This change was submitted by script and may include
additional whitespace or formatting changes.

Change-Id: I721116bf1d5b7e9c06ed1bc1f60ddfe513f3b266
Issue-ID: INT-619
Signed-off-by: Gary Wu <gary.i.wu@huawei.com>
diff --git a/pom.xml b/pom.xml
index 093328b..08d50d3 100644
--- a/pom.xml
+++ b/pom.xml
@@ -1,6 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
 
     <modelVersion>4.0.0</modelVersion>
     <packaging>pom</packaging>
@@ -15,6 +14,6 @@
     <parent>
         <groupId>org.onap.oparent</groupId>
         <artifactId>oparent</artifactId>
-        <version>1.0.0-SNAPSHOT</version>
+        <version>1.2.0</version>
     </parent>
 </project>