Add support for multiple LOCAL_COMPATIBILITY_SUITES & undefined testcase directories. am: 0dd1fb9112 am: a749d6bdb5 am: 5a8f82d4a1 am: 7b26faa5ea am: acaa4cc623  -s ours
am: 203a1f407b  -s ours

Change-Id: Ia84379e5a5329bb5459fdf20942869919b5a891f