{
  "$schema": "http://json-schema.org/draft-04/schema#",
  "title": "LaunchDescriptor",
  "type": [ "object", "null" ],
  "additionalProperties" : false,
  "properties": {
    "exec": {"type": ["string", "null"]},
    "cmdlineStart": {"type": ["string", "null"]},
    "cmdlineStop": {"type": ["string", "null"]},
    "dockerImage": {"type": ["string", "null"]},
    "dockerCMD": {
      "type": ["array", "null"],
      "items": {"type": "string"}
    },
    "env" : { "$ref": "EnvEntryList.json" }
  }
}


{
  "$schema": "http://json-schema.org/draft-04/schema#",
  "title": "LaunchDescriptor",
  "type": [ "object", "null" ],
  "additionalProperties" : false,
  "properties": {
    "exec": {"type": ["string", "null"]},
    "cmdlineStart": {"type": ["string", "null"]},
    "cmdlineStop": {"type": ["string", "null"]},
    "dockerImage": {"type": ["string", "null"]},
    "dockerCMD": {
      "type": ["array", "null"],
      "items": {"type": "string"}
    },
    "dockerArgs": {
       "type": "object",
       "additionalProperties": true
    },
    "env" : { "$ref": "EnvEntryList.json" }
  }
}


Define dockerArgs which is honored by Okapi
Define dockerArgs which is honored by Okapi
