CONFIG: add detection of newer libadios2 libs

- prevent unneeded recompilation

DOC: add link for new scotch package

BUILD.md

@@ -530,6 +530,7 @@ easier to use `grep` and find the relevant pages and links.
 
 [page scotch]:    https://www.labri.fr/perso/pelegrin/scotch/
 [repo scotch]:    https://gitlab.inria.fr/scotch/scotch
+[link scotch6_0_10]:  https://gforge.inria.fr/frs/download.php/file/38350/scotch_6.0.10.tar.gz
 [link scotch]:    https://gforge.inria.fr/frs/download.php/file/38187/scotch_6.0.9.tar.gz
 [older scotch]:   https://gforge.inria.fr/frs/download.php/file/38114/scotch_6.0.8.tar.gz
 [oldest scotch]:  https://gforge.inria.fr/frs/download.php/file/37622/scotch_6.0.6.tar.gz

makeAdios2

@@ -31,9 +31,12 @@ then
 
     package="adios2"
     libName="libadios2"
+    libName2="libadios2_cxx11_mpi"
     for lib in \
         "$dir/lib/$libName$EXT_SO" \
         "$dir/lib$WM_COMPILER_LIB_ARCH/$libName$EXT_SO" \
+        "$dir/lib/$libName2$EXT_SO" \
+        "$dir/lib$WM_COMPILER_LIB_ARCH/$libName2$EXT_SO" \
         ;
     do
         if [ -r "$lib" ]