Fix warnings.

Author: uhafner

src/main/java/io/jenkins/plugins/git/forensics/miner/GitRepositoryMiner.java

@@ -45,6 +45,8 @@ public class GitRepositoryMiner extends RepositoryMiner {
     private final FilePath workspace;
 
     GitRepositoryMiner(final GitClient gitClient) {
+        super();
+
         this.gitClient = gitClient;
         workspace = gitClient.getWorkTree();
     }

src/test/java/io/jenkins/plugins/git/forensics/util/GitITest.java

@@ -8,6 +8,8 @@
 import org.junit.Before;
 import org.junit.Rule;
 
+import edu.umd.cs.findbugs.annotations.SuppressFBWarnings;
+
 import jenkins.plugins.git.GitSampleRepoRule;
 
 /**
@@ -78,6 +80,7 @@ protected String getHead() {
      *
      * @return the sample repository
      */
+    @SuppressFBWarnings("BC")
     protected Repository createRepository() {
         try {
             RepositoryBuilder repositoryBuilder = new RepositoryBuilder();