* Add support for specifying architecture and feature limits
* cpuinfo not supported on ppc
* Detect 32-bit python interpreter on 64-bit CPU
* Fix bugs in isolated tests
* Also support restricting operating system
* Do tests with pytest to run them in parallel
* attempt to handle merge commits better for PR test path
Similar to how we solved this for travis
* Clean up imports
* don't run valgrind if not specified slow_test
* Fix functest after initializer rename
* upload tests results as junit
* Upload test-common files since #200 got merged
* Catch test results upload failure
