Delete unused classes and update application.properties

Author: teetangh

src/main/java/org/couchbase/quickstart/springdata/config/DBSetupRunner.java

@@ -5,7 +5,5 @@ spring.couchbase.bucket.name=travel-sample
 spring.couchbase.bucket.user=kaustav
 spring.couchbase.bucket.password=password
 spring.couchbase.scope.name=inventory
-spring.mvc.pathmatch.matching-strategy=ant_path_matcher
-
-
+spring.mvc.pathmatch.matching-strategy=ANT_PATH_MATCHER