Fix the main library stop routine for timemory (#39)

* Fix the main library stop routine for timemory

- the main pop_timemory function was popping too many calls
- this primarily affected recursive calls

* Lengthen the timeout for the Configure CMake step

* Fix python tests

- new validate-timemory-json.py script

* Documentation update

- Call-counts in timemory output examples in documentation were affected by the changes

* Fix the per-thread metrics during finalization

- pthread_create_mutex starts/stops the per-thread data
- removed unintentional continue statement

* Docs tweaks

* Fix lap counter on per-thread metrics

source/docs/features.md

@@ -34,6 +34,7 @@ manage extensions, resources, data, etc.
 
 - Built-in MPI support
 - Kokkos-Tools support
+- OpenMP-Tools (OMPT)
 
 ### GPU Metrics
 
@@ -66,7 +67,6 @@ manage extensions, resources, data, etc.
 
 ### Third-party API support
 
-- OpenMP-Tools (OMPT)
 - TAU
 - LIKWID
 - Caliper