Update Maven plugins and cleanup Maven warnings

update Maven plugins
- jacoco-maven-plugin to 0.8.4
- japicmp-maven-plugin to 0.14.1
- maven-compiler-plugin to 3.8.1
- maven-deploy-plugin to 3.0.0-M1
- maven-enforcer-plugin to 3.0.0-M2
- maven-install-plugin to 3.0.0-M1
- maven-jar-plugin to 3.1.2
- maven-javadoc-plugin to 3.1.0
- maven-jxr-plugin to 3.0.0
- maven-pmd-plugin to 3.12.0
- maven-resources-plugin to 3.1.0
- maven-shade-plugin to 3.2.1
- maven-source-plugin to 3.1.0
- maven-surefire-plugin to 3.0.0-M3
- spotbugs-maven-plugin to 3.1.12
- tycho to 1.3.0
- tycho-pack200a-plugin to 1.3.0
- tycho-pack200b-plugin to 1.3.0

Cleanup Maven warnings
- pin version of all used Maven plugins
- remove deprecated way to declare minimum Maven version

Change-Id: If23e2e2bb03e5e1e7b1eb9d4924a8faa0aa3704e
Signed-off-by: Matthias Sohn <matthias.sohn@sap.com>

1 files changed, 1 insertions, 0 deletions

diff --git a/org.eclipse.jgit.test/pom.xml b/org.eclipse.jgit.test/pom.xml
index 7a4d58017d..f42eb54eda 100644
--- a/org.eclipse.jgit.test/pom.xml
+++ b/org.eclipse.jgit.test/pom.xml
@@ -123,6 +123,7 @@
           <plugin>
             <groupId>org.apache.maven.plugins</groupId>
             <artifactId>maven-surefire-plugin</artifactId>
+            <version>${maven-surefire-plugin-version}</version>
             <configuration>
               <argLine>-Djgit.test.long=true</argLine>
             </configuration>