bootstrap: new package

[Thomas: add 'cp -dpfr' instead of a convuluted use of 'tar c' + 'tar
x' do not a copy.]

Signed-off-by: Yegor Yefremov <yegorslists@googlemail.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
diff --git a/package/Config.in b/package/Config.in
index 5ece4a5..8476773 100644
--- a/package/Config.in
+++ b/package/Config.in
@@ -740,6 +740,7 @@
 endmenu
 
 menu "Javascript"
+	source "package/bootstrap/Config.in"
 	source "package/explorercanvas/Config.in"
 	source "package/flot/Config.in"
 	source "package/jquery/Config.in"