removed property-placeholder element from activemq monitoring spring config since this file is always imported
updated logRequest in monitoring interface and implemention classes
added interface for matching objects with RequestState enum
added scopes to ResourceEvent as this is part of the updated monitoring api, updated message listener to populate this field
handle request monitoring according to new monitoring api
fixed spelling error
added test case for RequestStateMatcher
Merge branch 'master' of https://github.com/callista-software/apigw