Merge branch 'draft-4' of github.com:common-workflow-language/common-workflow-language into draft-4

Author: Peter Amstutz

draft-4/CommandLineTool.yml

@@ -244,7 +244,7 @@ $graph:
         the File objects must include up to the first 64 KiB of file contents
         in the `contents` field.
 
-- name: InitialWorkingDirectory
+- name: initialWorkDir
   type: record
   doc: |
     Setup a working directory based on a number of input files (and/or directories)