Wdlupdate (#3)

* Update README.md

README.md

@@ -14,4 +14,15 @@ Workflows for validating sequence data
  - Successfully tested on v33
  - Does not work on versions < v23 due to output syntax
 
- Runtime parameters are optimized for Broad's Google Cloud Platform implementation. 
+### Important Note :
+- The provided JSON is meant to be a ready to use example JSON template of the workflow. It is the user’s responsibility to correctly set the reference and resource input variables using the [GATK Tool and Tutorial Documentations](https://software.broadinstitute.org/gatk/documentation/).
+- Relevant reference and resources bundles can be accessed in [Resource Bundle](https://software.broadinstitute.org/gatk/download/bundle).
+- Runtime parameters are optimized for Broad's Google Cloud Platform implementation.
+- For help running workflows on the Google Cloud Platform or locally please
+view the following tutorial [(How to) Execute Workflows from the gatk-workflows Git Organization](https://software.broadinstitute.org/gatk/documentation/article?id=12521).
+- The following material is provided by the GATK Team. Please post any questions or concerns to one of our forum sites : [GATK](https://gatkforums.broadinstitute.org/gatk/categories/ask-the-team/) , [FireCloud](https://gatkforums.broadinstitute.org/firecloud/categories/ask-the-firecloud-team) or [Terra](https://broadinstitute.zendesk.com/hc/en-us/community/topics/360000500432-General-Discussion) , [WDL/Cromwell](https://gatkforums.broadinstitute.org/wdl/categories/ask-the-wdl-team).
+- Please visit the [User Guide](https://software.broadinstitute.org/gatk/documentation/) site for further documentation on our workflows and tools.
+
+### LICENSING :
+Copyright Broad Institute, 2019 | BSD-3
+This script is released under the WDL open source code license (BSD-3) (full license text at https://github.com/openwdl/wdl/blob/master/LICENSE). Note however that the programs it calls may be subject to different licenses. Users are responsible for checking that they are authorized to run all programs before running this script.