Squashed 'third_party/boostorg/concept_check/' content from commit ed0a0eb

Change-Id: Ib7230965334f9501601efc300242efde8352a380
git-subtree-dir: third_party/boostorg/concept_check
git-subtree-split: ed0a0ebd72f778cfa4931e0538ea34c28db3a42b
diff --git a/Jamfile b/Jamfile
new file mode 100644
index 0000000..cf5eb61
--- /dev/null
+++ b/Jamfile
@@ -0,0 +1,3 @@
+# Empty Jamfile because the super project still expects one to appear here.
+# Can be deleted once 'status/Jamfile.v2' has been updated in the super
+# project.