Sampler improvements (#22)

* Sampler improvements

- roctracer_flush_activity
- papi_array in backtrace
- fixed sampler trait specializations
- split main_bundle into main and gotcha bundles
- cmake option display

* timemory update

* EINTR handling + debug_{pid,tid}

- sampler handles EINTR for sem_init and sem_destroy
- OMNITRACE_DEBUG_{TIDS,PIDS} env variables

* Increase waitForStatusChange

VERSION

@@ -1 +1 @@
-0.0.5
+0.0.6