coding style adherence

- markup codingStyleGuide.org examples so they actually indent correctly

- use 'Info<<' as per codingStyleGuide instead of 'Info <<'

applications/utilities/mesh/manipulation/checkMesh/checkMesh.C

@@ -120,7 +120,7 @@ int main(int argc, char *argv[])
             }
             else
             {
-                Info << "\nMesh OK.\n" << endl;
+                Info<< "\nMesh OK.\n" << endl;
             }
         }
     }