Merge changes I32e726c7,I1dc9a708,I09cc335b,Ifb8a66ab,I0e2c25bc, ... am:
c5799dd13c am:
56a81c096d
am:
285f38d474
* commit '
285f38d4742918e8e3df71ac81ebb361ee5b4105':
versioner: whitelist atexit, turn on symbol checking by default.
versioner: add missing test.
versioner: fix false positive with functions only available as inlines.
versioner: improve error output slightly.
versioner: merge stdout and stderr in the test runner.
versioner: clean up tests, test runner.
versioner: ignore functions that are __INTRODUCED_IN_FUTURE.
versioner: autodetect paths when no specified.
versioner: improve usage messages.
Remove __cachectl.
Change-Id: I9d8287840674868107fa25ba14a73fdb28cddbdf