Final edits (#126)

* final edits

* more edits per review

* more edits

* attempt to fix dead link

[ROCm/rocshmem commit: 8a266e698c]

projects/rocshmem/docs/api/pt2pt_sync.rst

@@ -96,12 +96,11 @@ ROCSHMEM_TEST
 **Description:**
 This routine tests if the condition ``(*ivars cmp val)`` is true.
 
+.. _CMP_VALUES:
 
 Supported comparisons
 ---------------------
 
-.. _CMP_VALUES:
-
 The following table lists the point-to-point comparison constants:
 
 .. list-table:: Point-to-Point Comparison Constants