Merge "Caching util test cases"

diff --cc src/main/java/org/onap/music/rest/RestMusicDataAPI.java
Simple merge

diff --cc src/test/java/org/onap/music/unittests/TstRestMusicAdminAPI.java
Simple merge

diff --cc src/test/java/org/onap/music/unittests/TstRestMusicConditionalAPI.java
Simple merge

diff --cc src/test/java/org/onap/music/unittests/TstRestMusicDataAPI.java
Simple merge