FIX: Gracefully warn when no motion components are found (#83)

Author: jczimm

.zenodo.json

@@ -18,6 +18,11 @@
     },
     {
       "name": "Caballero Gaudes, Cesar"
+    },
+    {
+      "affiliation": "Department of Psychology, University of Southern California",
+      "name": "Zimmerman, Jacob C.",
+      "orcid": "0000-0002-6010-8086"
     }
   ],
   "creators": [

src/fmripost_aroma/interfaces/confounds.py

@@ -91,7 +91,7 @@ def _get_ica_confounds(mixing, aroma_features, skip_vols, newpath=None):
 
     # Return dummy list of ones if no noise components were found
     if motion_ics.size == 0:
-        config.loggers.interfaces.warning('No noise components were classified')
+        config.loggers.interface.warning('No noise components were classified')
         return None, mixing_out
 
     # return dummy lists of zeros if no signal components were found