add aws templates and integration

controller/Orchestrator.py

icgparser/DomlParserUtilities.py

icgparser/ModelParser.py

plugin/TemplateUtils.py

template-location.properties

templates/terraform/aws/init.tpl

templates/terraform/aws/network.tpl

templates/terraform/aws/port_rule.tpl

templates/terraform/aws/virtual_machine.tpl

templates/terraform/open_stack/init.tpl

templates/terraform/open_stack/virtual_machine.tpl

utility/FileParsingUtility.py