Remove incorrect submission claim from citation

README.md

@@ -61,9 +61,8 @@ was tested against. `v1` corresponds to the models released with mlindex 0.1.x.
 
 ## Citation
 
-The paper describing the methods has been submitted to the *Journal of Applied
-Crystallography*. Please check the [GitHub repository](https://github.com/dwmoreau/MLI) for
-the current citation.
+Please check the [GitHub repository](https://github.com/dwmoreau/MLI) for the current
+citation.
 
 ## License