fix non nightly build failure (#83)

* fix non nightly build failure

Author: kigawas

Cargo.toml

@@ -31,14 +31,14 @@ cclst = ["class_group"]
 [dependencies]
 paillier = { git = "https://github.com/KZen-networks/rust-paillier", tag = "v0.3.3"}
 zk-paillier = { git = "https://github.com/KZen-networks/zk-paillier", tag = "v0.2.4"}
-subtle = { version = "2", features = ["nightly"] }
+subtle = { version = "2" }
 serde = { version = "1.0", features = ["derive"] }
 zeroize = "0.10.1"
 
 [dependencies.curv]
 git = "https://github.com/KZen-networks/curv"
 tag = "v0.2.2"
-features =  ["ec_secp256k1"]
+features = ["ec_secp256k1"]
 
 [dependencies.centipede]
 git = "https://github.com/KZen-networks/centipede"

examples/gg18_keygen_client.rs

@@ -260,7 +260,7 @@ fn main() {
     fs::write(env::args().nth(2).unwrap(), keygen_json).expect("Unable to save !");
 }
 
-pub fn signup(client: &Client) -> Result<(PartySignup), ()> {
+pub fn signup(client: &Client) -> Result<PartySignup, ()> {
     let key = "signup-keygen".to_string();
 
     let res_body = postb(&client, "signupkeygen", key).unwrap();

examples/gg18_sign_client.rs

@@ -503,7 +503,7 @@ fn format_vec_from_reads<'a, T: serde::Deserialize<'a> + Clone>(
     }
 }
 
-pub fn signup(client: &Client) -> Result<(PartySignup), ()> {
+pub fn signup(client: &Client) -> Result<PartySignup, ()> {
     let key = "signup-sign".to_string();
 
     let res_body = postb(&client, "signupsign", key).unwrap();