dep_c 2.0.0

for test don't use
Documentation
#[cfg(test)]
mod tests {
    #[test]
    fn it_works() {
        assert_eq!(2 + 2, 4);
    }
}
extern crate dep_d;
pub fn p() {
    dep_d::p();
    println!("dep_c version 1.0.0");
}