Update README.md

Author: jmodlis

README.md

@@ -24,6 +24,7 @@ A repository that contains files for processing scRNA-seq seurat objects.
     - for mouse, HPCA can be converted to mouse genes via the "biomart" method or by "lowercasing" it.
 - Louvain, Louvain2, Leiden or SLM clustering algorithms
 - multiple cluster resolutions
+- *in development* : covariate analysis
 
 ### Usage
 It is recommended to run with the render script, which will create output files with timestamp of start time of the run