Small cleanups

Author: abatkin

src/main/java/pl/project13/maven/git/GitCommitIdMojo.java

@@ -59,7 +59,7 @@ public class GitCommitIdMojo extends AbstractMojo {
   public static final String BRANCH = "branch";
   public static final String COMMIT_ID = "commit.id";
   public static final String COMMIT_ID_ABBREV = "commit.id.abbrev";
-  public static final String FILES_DIRTY = "files.dirty";
+  public static final String FILES_DIRTY = "commit.files.dirty";
   public static final String COMMIT_DESCRIBE = "commit.id.describe";
   public static final String COMMIT_SHORT_DESCRIBE = "commit.id.describe-short";
   public static final String BUILD_AUTHOR_NAME = "build.user.name";

src/main/java/pl/project13/maven/git/GitDataProvider.java

@@ -67,7 +67,7 @@ public void loadGitData(@NotNull Properties properties) throws IOException, Mojo
       // git.commit.id.abbrev      
       put(properties, GitCommitIdMojo.COMMIT_ID_ABBREV, getAbbrevCommitId());
       // git.files.dirty
-      put(properties, GitCommitIdMojo.FILES_DIRTY, isDirty()? "true" : "false");
+      put(properties, GitCommitIdMojo.FILES_DIRTY, Boolean.toString(isDirty()));
       // git.commit.author.name
       put(properties, GitCommitIdMojo.COMMIT_AUTHOR_NAME, getCommitAuthorName());
       // git.commit.author.email