Fixed server tests

Change-Id: I7b265323760ec2a0ee070ef4dee989fe43126b93
diff --git a/Errorcodes b/Errorcodes
index 537da15..524924a 100644
--- a/Errorcodes
+++ b/Errorcodes
@@ -1,4 +1,4 @@
-* 600 - 699 - Lucene Backend error codes
+* 600 - 699 - Krill server error codes
 600: "Unable to read index"
 601: "Unable to find index"
 602: "Unable to add document to index"
@@ -10,8 +10,9 @@
 680: "Server is up and running!"
 681: "Document was added successfully", document id
 682: "Response time exceeded"
+683: "Staged data committed"
 
-* 700 - 799 - Coral Deserialization errors
+* 700 - 799 - KoralQuery Deserialization errors
 700: "No Query given"
 701: "JSON-LD group has no @type attribute"
 702: "Boundary definition is invalid"