add EDAM namespace and remove redundant schemas

Author: Toby Hodges

_includes/cwl/metadata_example.cwl

@@ -14,7 +14,7 @@ inputs:
   bam_input:
     type: File
     doc: The BAM file used as input
-    format: http://edamontology.org/format_2572
+    format: edam: format_2572
     inputBinding:
       position: 1
 
@@ -23,13 +23,12 @@ stdout: output.txt
 outputs:
   report:
     type: File
-    format: http://edamontology.org/format_1964
+    format: edam: format_1964
     outputBinding:
       glob: "*.txt"
     doc: A text file that contains a line count
 
 baseCommand: ["wc", "-l"]
 
-$schemas:
-- http://dublincore.org/2012/06/14/dcterms.rdf
-- http://xmlns.com/foaf/spec/20140114.rdf
+$namespaces:
+    edam: http://edamontology.org/