Fix style issues

src/main/java/be/cylab/java/wowa/training/SolutionDistance.java

@@ -41,7 +41,9 @@ public class SolutionDistance implements Comparable<SolutionDistance> {
      * @param data
      * @param expected
      */
-    final void computeScoreTo(final List<double[]> data, final double[] expected) {
+    final void computeScoreTo(final List<double[]> data,
+                              final double[] expected
+    ) {
 
         this.distance = 0;
         for (int i = 0; i < data.size(); i++) {
@@ -85,8 +87,13 @@ public class SolutionDistance implements Comparable<SolutionDistance> {
      */
     @Override
     public int compareTo(final SolutionDistance solution) {
-        return this.getDistance() > solution.getDistance() ? -1
-                : this.getDistance() < solution.getDistance() ? 1 : 0;
+        if (this.getDistance() > solution.getDistance()) {
+            return -1;
+        } else if (this.getDistance() < solution.getDistance()) {
+            return 1;
+        } else {
+            return 0;
+        }
     }
 
     /**