change input/output type to Directory[]

steps/aoflag.cwl

@@ -17,12 +17,12 @@ inputs:
     type: Directory[]
     doc: Input measurement set
   - id: concat_meta_ms
-    type: Directory
+    type: Directory[]
     doc: Input measurement set
 #    inputBinding:
 #      position: 0
   - id: concat_additional_ms
-    type: Directory
+    type: Directory[]
     doc: Input measurement set
   - id: verbose
     type: boolean?

steps/ms_concat.cwl

@@ -30,12 +30,12 @@ inputs:
       position: 2
 outputs:
   - id: concat_meta_ms
-    type: 'Directory'
+    type: 'Directory[]'
     outputBinding:
       glob: |
         workdir/$(inputs.msout)_[0-9*]
   - id: concat_additional_ms
-    type: 'Directory'
+    type: 'Directory[]'
     outputBinding:
       glob: |
         workdir/$(inputs.msout)_*_CONCAT