fixing https://issues.apache.org/jira/browse/STRATOS-633
Merge branch 'master' of https://git-wip-us.apache.org/repos/asf/incubator-stratos
fixing few logs and formatting issues
fixing https://issues.apache.org/jira/browse/STRATOS-645
fixing https://issues.apache.org/jira/browse/STRATOS-645 - for autoscaler
fixing https://issues.apache.org/jira/browse/STRATOS-645 - for rest EP
fixing https://issues.apache.org/jira/browse/STRATOS-645 - for autoscaler wsdl
fixing https://issues.apache.org/jira/browse/STRATOS-645 - modifications to scaling drools file