Bring upto date with upstream x2

codecov.yml

@@ -6,6 +6,16 @@ coverage:
   round: down
   range: "70...100"
 
+  status:
+    patch:
+      default:
+       # Account for some variability in codecov
+       threshold: 0.5% 
+    project:
+      default:
+       # Account for some variability in codecov
+       threshold: 0.5% 
+
 parsers:
   gcov:
     branch_detection:
@@ -19,4 +29,4 @@ comment:
   behavior: default # update comment if already exists, otherwise post new
   require_changes: no
   require_base: no
-  require_head: yes
+  require_head: yes