Added comments & updated code structure.

Change-Id: I2ff7adb2954b87e8345a6e0619b14614883c4200
diff --git a/core/src/main/java/de/ids_mannheim/korap/annotation/AnnotationParser.java b/core/src/main/java/de/ids_mannheim/korap/annotation/AnnotationParser.java
index 5b9cd87..8aca637 100644
--- a/core/src/main/java/de/ids_mannheim/korap/annotation/AnnotationParser.java
+++ b/core/src/main/java/de/ids_mannheim/korap/annotation/AnnotationParser.java
@@ -23,6 +23,11 @@
 import de.ids_mannheim.korap.entity.AnnotationKey;
 import de.ids_mannheim.korap.entity.AnnotationLayer;
 
+/** Parser for extracting annotation descriptions from Kalamar javascripts 
+ * 
+ * @author margaretha
+ *
+ */
 @Component
 public class AnnotationParser {