Fix Javadoc.

Fix invalid links. Replace Javadoc links to JSR-305 with code annotations.

Replace self-enclosing tags with simple ones.

See #2423

src/main/java/org/springframework/data/geo/GeoPage.java

@@ -41,7 +41,7 @@ public class GeoPage<T> extends PageImpl<GeoResult<T>> {
 	/**
 	 * Creates a new {@link GeoPage} from the given {@link GeoResults}.
 	 *
-	 * @param content must not be {@literal null}.
+	 * @param results must not be {@literal null}.
 	 */
 	public GeoPage(GeoResults<T> results) {
 

src/main/java/org/springframework/data/geo/format/DistanceFormatter.java

@@ -33,7 +33,7 @@ import org.springframework.util.StringUtils;
 /**
  * Converter to create {@link Distance} instances from {@link String} representations. The supported format is a decimal
  * followed by whitespace and a metric abbreviation. We currently support the following abbreviations:
- * {@value #SUPPORTED_METRICS}.
+ * {@link #SUPPORTED_METRICS}.
  *
  * @author Oliver Gierke
  * @author Christoph Strobl