Merge pull request #561 from metafacture/Adjust-documentation-for-objectToLiteral

Update ObjectToLiteral.java

Author: TobiasNx

metafacture-mangling/src/main/java/org/metafacture/mangling/ObjectToLiteral.java

@@ -19,6 +19,7 @@
 import org.metafacture.framework.FluxCommand;
 import org.metafacture.framework.StreamReceiver;
 import org.metafacture.framework.annotations.Description;
+import org.metafacture.framework.annotations.In;
 import org.metafacture.framework.annotations.Out;
 import org.metafacture.framework.helpers.DefaultObjectPipe;
 
@@ -29,6 +30,7 @@
  * @author Christoph Böhme, Fabian Steeg
  */
 @Description("Outputs a record containing the input object as literal")
+@In(Object.class)
 @Out(StreamReceiver.class)
 @FluxCommand("object-to-literal")
 public final class ObjectToLiteral<T> extends