segmenter.py: Remove `-i` useless option

Fixes #3430, vdj#706

server/web2py/applications/vidjil/controllers/segmenter.py

@@ -55,7 +55,7 @@ def segment_sequences(sequences):
             germline_folder = defs.DIR_VIDJIL + '/germline/'
 
             ## config de vidjil
-            config = '-c segment -i -2 -3 -g germline'
+            config = '-c segment -2 -3 -g germline'
             config = config.replace( ' germline' ,germline_folder)
 
             ## commande complete