Support sampling duration, sampling TIDs (#142)

- Sampling duration config values
  - OMNITRACE_SAMPLING_DURATION
  - OMNITRACE_PROCESS_SAMPLING_DURATION
  - Disables sampling after this time (in seconds) has elapsed 
- Sampling thread-id config values
  - OMNITRACE_SAMPLING_TIDS
  - OMNITRACE_SAMPLING_CPUTIME_TIDS
  - OMNITRACE_SAMPLING_REALTIME_TIDS
  - Allows user to select certain threads for sampling
- Miscellaneous
  - Tweaked the finalization verbosity messages
  - moved sampling-on-child-threads into runtime.hpp and runtime.cpp
  - fixed submodule dyninst header install

[ROCm/rocprofiler-systems commit: e67afd33eb]

projects/rocprofiler-systems/cmake/Packages.cmake

@@ -314,8 +314,7 @@ if(OMNITRACE_BUILD_DYNINST)
                 TARGETS ${_LIB}
                 DESTINATION ${CMAKE_INSTALL_LIBDIR}/omnitrace
                 COMPONENT dyninst
-                PUBLIC_HEADER DESTINATION ${PROJECT_BINARY_DIR}/.discard/omnitrace/include
-                )
+                PUBLIC_HEADER DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}/omnitrace/dyninst)
         endif()
     endforeach()