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

tests/CMakeLists.txt

@@ -223,7 +223,7 @@ omnitrace_add_test(
         --dyninst-options
         DelayedParsing
         TypeChecking
-    RUN_ARGS 20 ${NUM_THREADS}
+    RUN_ARGS 10 ${NUM_THREADS}
     ENVIRONMENT "${_fast_environment}")
 
 omnitrace_add_test(