sqlite3: update to 3.8.7.4

compile tested on ar71xx

Signed-off-by: Etienne CHAMPETIER <champetier.etienne@gmail.com>
mwan3: update to version 1.5-9

Fix issue where config file would be overwritten in some cases
Fix issue where local address of wan point-to-point links were unreachable from lan

Signed-off-by: Jeroen Louwes <jeroen.louwes@gmail.com>