#150 - Correctly report maintenance release to Sagan.

The check for whether a release is a GA or SR type only checked whether the version number ends with zero which lead to a wrong version identifier for SR10, SR20 and so on.

release-tools/src/main/java/org/springframework/data/release/model/ArtifactVersion.java

@@ -180,7 +180,7 @@ public class ArtifactVersion implements Comparable<ArtifactVersion> {
 	}
 
 	public boolean isBugFixVersion() {
-		return isReleaseVersion() && !version.toMajorMinorBugfix().endsWith("0");
+		return isReleaseVersion() && !version.toMajorMinorBugfix().endsWith(".0");
 	}
 
 	/**