Merge branch 'main' of https://github.com/al8n/wg

Author: al8n

README.md

@@ -29,7 +29,7 @@ enbale `future` feature in your `Cargo.toml` and use `wg::future::AsyncWaitGroup
 
 ```toml
 [dependencies]
-wg = "0.7"
+wg = "0.8"
 ```
 
 ### `tokio`
@@ -38,7 +38,7 @@ An async implementation for `tokio` runtime.
 
 ```toml
 [dependencies]
-wg = { version: "0.7", features = ["tokio"] }
+wg = { version = "0.8", features = ["tokio"] }
 ```
 
 ### `future`
@@ -47,7 +47,7 @@ A more generic async implementation.
 
 ```toml
 [dependencies]
-wg = { version: "0.7", features = ["future"] }
+wg = { version = "0.8", features = ["future"] }
 ```
 
 ## Instruction