Standardize docker tagging

Standardize the docker tagging in all maven modules

Issue-ID: SDC-3300
Signed-off-by: sebdet <sebastien.determe@intl.att.com>
Change-Id: Id43cbd8efea119d4acf7280b75c30a0275ec3242
Signed-off-by: sebdet <sebastien.determe@intl.att.com>
diff --git a/sdc-os-chef/pom.xml b/sdc-os-chef/pom.xml
index 4be865d..29a594b 100644
--- a/sdc-os-chef/pom.xml
+++ b/sdc-os-chef/pom.xml
@@ -77,8 +77,11 @@
                                         <cleanup>try</cleanup>
                                         <dockerFileDir>${project.basedir}/sdc-cassandra</dockerFileDir>
                                         <tags>
-                                            <tag>${docker.tag}</tag>
-                                            <tag>${parsedVersion.majorVersion}.${parsedVersion.minorVersion}-STAGING-latest</tag>
+                                            <tag>latest</tag>
+                                            <tag>
+                                                ${parsedVersion.majorVersion}.${parsedVersion.minorVersion}-STAGING-latest
+                                            </tag>
+                                            <tag>${parsedVersion.majorVersion}.${parsedVersion.minorVersion}-${maven.build.timestamp}</tag>
                                         </tags>
                                     </build>
                                 </image>