title: OrientDB ETL Throws exception on loading CSV file
body: <p>I am trying to load a simple CSV file to OrientDB and it always throws this exception.</p>
  
  <p>CSV File Content</p>
  
  <pre><code>id, name, role
  1, Sarath, Architect
  2, Anoop, Project Manager
  3, Nazeem, Lead Developer
  4, Rini, Senior Developer
  5, Shine, iOS Developer
  6, Vishnu, iOS Developer
  </code></pre>
  
  <p>json config file</p>
  
  <pre><code>{
    "source": { "file": { "path": "./dev.csv" } },
    "extractor": { "row": {} },
    "transformers": [
      { 
        "csv": {}
      },
      { "vertex": { "class": "Person" } }
    ],
  
    "loader": {
      "orientdb": {
         "dbURL": "remote:localhost/dev",
         "dbType": "graph",
         "dbUser": "root",
         "dbPassword": "root",
         "dbAutoCreate": true,
         "classes": [
           {"name": "Person", "extends": "V"}
         ], "indexes": [
           {"class":"Person", "fields":["id:integer"], "type":"UNIQUE" }
         ]
      }
    }
  }
  </code></pre>
  
  <p>All the time it shows this exception. I tried different CSV options but it did not work. Looks like the file reading itself throwing exception.</p>
  
  <pre><code>» oetl posts.json                                                                        sarat@Saraths-MacBook-Air
  OrientDB etl v.2.0.1 (build @BUILD@) www.orientechnologies.com
  Exception in thread "main" com.orientechnologies.orient.core.exception.OConfigurationException: Error on loading config file: posts.json
      at com.orientechnologies.orient.etl.OETLProcessor.main(OETLProcessor.java:151)
  </code></pre>
  
  <p>Platform Details</p>
  
  <pre><code>OS X 10.10.2
  java version "1.8.0_25"
  OrientDB - v.2.0.1
  </code></pre>