Adding automated tests for event parsing to include testing for modifier
and ',' operator.

Cc: Ingo Molnar <mingo@elte.hu>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: cjashfor@linux.vnet.ibm.com
Link: http://lkml.kernel.org/r/1323963039-7602-4-git-send-email-jolsa@redhat.comSigned-off-by: NJiri Olsa <jolsa@redhat.com>
[ committer note: Remove some tests that need group_leader & bison patchkits ]
Signed-off-by: NArnaldo Carvalho de Melo <acme@redhat.com>