patch for string_builder_vsprintf

Applied similar patch (with a bugfix regarding handling of 0.0). Thanks.

patch for string_builder_vsprintf

Looks ok to me, but I've only checked it superficially. Maybe Grubba who wrote that function should have a say.

patch for string_builder_vsprintf

Hello, I noticed that only %f is supported in string_builder_vsprintf(). I would like to use something else in JSON2, so it would be nice if someone could review this and maybe commit. arne diff --git a/src/stralloc.c b/src/stralloc.c index eb60b8b..e75d45b 100644 --- a/src/stralloc.c +++ b/src/s