Make rc2 factory API Send-able

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "libfj"
-version = "0.7.0"
+version = "0.7.1"
 authors = ["NGnius (Graham) <ngniusness@gmail.com>"]
 edition = "2018"
 description = "An unofficial collection of APIs used in FreeJam games and mods"
@@ -18,7 +18,7 @@ exclude = [
 [dependencies]
 serde = { version = "^1", features = ["derive"]}
 serde_json = "^1"
-reqwest = { version = "^0.11", features = ["json"], optional = true}
+reqwest = { version = "^0.11", features = ["json", "rustls-tls"], optional = true, default-features=false}
 url = "^2.2"
 ureq = { version = "^2", features = ["json"], optional = true}
 async-trait = { version = "0.1", optional = true }

src/robocraft2/factory.rs

@@ -47,7 +47,7 @@ async fn handle_json_response<D: for<'a> serde::Deserialize<'a>>(response: Respo
 /// CRF API implementation
 pub struct FactoryAPI {
     client: Client,
-    token: Mutex<Box<dyn ITokenProvider>>,
+    token: Mutex<Box<dyn ITokenProvider + Send>>,
 }
 
 impl FactoryAPI {
@@ -60,7 +60,7 @@ impl FactoryAPI {
     }*/
 
     /// Create a new instance using the provided token provider.
-    pub fn with_auth(token_provider: Box<dyn ITokenProvider>) -> FactoryAPI {
+    pub fn with_auth(token_provider: Box<dyn ITokenProvider + Send>) -> FactoryAPI {
         FactoryAPI {
             client: Client::new(),
             token: Mutex::new(token_provider),