Fixed parsing error response from KorAP API and updated tests.

Change-Id: I26ff028c701760ee2345bf41e1f50affd444fbc6
diff --git a/pom.xml b/pom.xml
index 1a655ea..809b3ba 100644
--- a/pom.xml
+++ b/pom.xml
@@ -4,7 +4,7 @@
 
 	<groupId>de.mannheim.ids</groupId>
 	<artifactId>KorapSRU</artifactId>
-	<version>1.0.3-SNAPSHOT</version>
+	<version>1.0.4-SNAPSHOT</version>
 	<packaging>war</packaging>
 
 	<name>KorapSRU</name>