Add some additional valgrind scrips/options

scripts/valgrind_plot.sh

@@ -0,0 +1,11 @@
+#!/usr/bin/env bash
+# By: Melroy van den Berg
+# Description: Generate memory usage plots in massif format (https://valgrind.org/docs/manual/ms-manual.html),
+# be-aware that you will get a lot of false positives messages due to GTK/Glib
+
+cd ./build/src
+G_DEBUG=gc-friendly G_SLICE=always-malloc valgrind \
+--suppressions=/usr/share/glib-2.0/valgrind/glib.supp \
+--suppressions=/usr/share/gtk-3.0/valgrind/gtk.supp \
+--tool=massif \
+./libreweb-browser