autotest/autotest — pull request #643 by humanux (2013-05-08 07:02:01+00:00)
Title: profilers.systemtap : fix import error when using systemtap profiler

Now under profiler/systemtap miss the file __init__.py, so when using
systemtap profiler will report import error like:
"no module named systemtap"
This patch fix this error, and add some systemtap scripts for qemu test