Update Readme including NKJP support

Change-Id: I9eb7e7b640be6ec126843ecb37620b1bd9ac8531
diff --git a/script/korapxml2krill b/script/korapxml2krill
index ac726e5..e909b09 100644
--- a/script/korapxml2krill
+++ b/script/korapxml2krill
@@ -1455,6 +1455,10 @@
   MDParser
     #Dependency
 
+  NKJP
+    #Morpho
+    #NamedEntities
+
   OpenNLP
     #Morpho
     #Sentences