Killed off "Concept" suffixes on Boost concepts. Maintained

back-compatibility by using a macro to define XxxxConcept when
defining Xxxxx.


[SVN r33894]

libs/concept_check

@@ -1 +1 @@
-Subproject commit f00741c14f86cd0c5600b8f296e81b0b999c8c53
+Subproject commit 79017f985a5f853f85194240c42b830b45baf6be