commit the script I use to compile simgrid

diff --git a/BuildSimGrid.sh b/BuildSimGrid.sh
new file mode 100755 (executable)
index 0000000..5f3ce84
--- /dev/null
+++ b/BuildSimGrid.sh
@@ -0,0 +1,11 @@
+#! /bin/sh
+#
+# This little script rebuilds and runs the SimGrid archive in parallel, extracting a log
+# This is almost an internal script, but others may find this useful
+#
+# Copyright (C) 2017 The SimGrid Team. Licence: LGPL of WDFPL, as you want.
+
+(
+  (nice make -j4 || make) && nice ctest -j4 --output-on-failure ; date
+) 2>&1 | tee BuildSimGrid.sh.log
+exit 0