BUG-10366 - tests to show that the App state does track requested instances and does not re-issue them
BUG-10371 factor Hoya AM into more parts for better maintenance
Merge branch 'develop' of github.com:hortonworks/hoya into develop

# By tedyu
# Via tedyu
* 'develop' of github.com:hortonworks/hoya:
  Fix GUARDED_BY_VIOLATION