added clSetEventCallback implementation + runtime test for it
Merge branch 'master' of ssh://github.com/pocl/pocl
An event is created for command even if given event pointer is NULL
Merge ssh://github.com/pocl/pocl
new piglit tests reference file and updated README
reverted event callback modifications in pocl_cl.h
fixed pocl_cl.h
Make cellspu driver compile again.
Fix a warning with pointer cast in clEnqueueNativeKernel
Merge pull request #13 from clementleger/master

Fix a warning with pointer cast in clEnqueueNativeKernel
Make cellspu kernel library compile again.
Do not enable cellspu driver if not using LLVM 3.2
Fix PPC address_bytes detection on pthreads: Do not use sizeof(void*)
from autoconf macros - $target is not always correct on ppc.
updated TODO.piglit moved callback implementation to clFinish
Merge branch 'master' of ssh://github.com/pocl/pocl
Initialize event pointer with NULL to avoid SEGV.

The event pointer in exec_command in clFinish.c was not
initialized.  In some cases, some uninitialized value will
be dereferenced and result in SEGV.
Added Logan Chien to the CREDITS
Remove unused variables.
Silence the unused variable warning by void cast.
Comment unused labels.