Bump version in README

Author: russcam

README.md

@@ -60,14 +60,12 @@ All API functions are `async` only, and can be `await`ed.
 
 #### Installing
 
-_(Once client is released to crates.io!)_
-
-Add crate name and version to Cargo.toml. Choose the version
-that is comaptible with the version of Elasticsearch you're using
+Add `elasticsearch` crate and version to Cargo.toml. Choose the version
+that is compatible with the version of Elasticsearch you're using
 
 ```toml
 [dependencies]
-elasticsearch = "*"
+elasticsearch = "7.5.1-alpha1"
 ```
 
 #### Connecting

elasticsearch/src/lib.rs

@@ -36,7 +36,7 @@
 //!
 //! ```toml,no_run
 //! [dependencies]
-//! elasticsearch = "7.5.0-alpha.1"
+//! elasticsearch = "7.5.1-alpha.1"
 //! ```
 //! The following _optional_ dependencies may also be useful to create requests and read responses
 //!