adding docker container: test 52, rev command is not posix compliant

kapilkd13 · kapilkd13 · commit e287937302a4 · 2017-07-20T02:46:58.000+05:30
diff --git a/v1.0/v1.0/formattest3.cwl b/v1.0/v1.0/formattest3.cwl
@@ -7,6 +7,9 @@ $schemas:
 class: CommandLineTool
 cwlVersion: v1.0
 doc: "Reverse each line using the `rev` command"
+hints:
+  DockerRequirement:
+    dockerPull: "debian:wheezy"
 
 inputs:
   input:
