restructure the output layout

also reorganize the scripts folder

scripts/build/fix-mode-flags.sh

@@ -0,0 +1,15 @@
+#!/usr/bin/env bash
+
+# Managed code doesn't need 'x'
+find . -type f -name "*.dll" | xargs chmod 644
+find . -type f -name "*.exe" | xargs chmod 644
+
+# Generally, dylibs and sos have 'x' (no idea if it's required ;))
+if [ "$(uname)" == "Darwin" ]; then
+    find . -type f -name "*.dylib" | xargs chmod 755
+else
+    find . -type f -name "*.so" | xargs chmod 755
+fi
+
+# Executables (those without dots) are executable :)
+find . -type f ! -name "*.*" | xargs chmod 755