typo in readme title + adding 2nd alg

README.md

-# Renma bands processing plugin for QGIS
+# Rename bands processing plugin for QGIS
 
 ## Brief summary
 
@@ -20,6 +20,10 @@ This script takes 2 input paramaters :
 
 A raster output is created. It will be the same as the input raster but with different band names and order, according to user input.
 
+## Merge and rename bands
+
+TODO
+
 ## Dependencies
 
 This plugin uses the following Python modules :