Update README.md

Former-commit-id: a5f25b72a07bdabef85a2097764a55261159cbf3

README.md

@@ -5,6 +5,8 @@
 ![LICENSE](https://img.shields.io/badge/license-Apache--2.0-brightgreen)
 ![Language](https://img.shields.io/badge/language-C%2B%2B-blue)
 [![codebeat badge](https://codebeat.co/badges/e030a4f6-b126-4475-a938-4723d54ec3a7?style=plastic)](https://codebeat.co/projects/github-com-jinhai-cn-milvus-master)
+![Release](https://img.shields.io/badge/release-v0.5.0-orange)
+![Release_date](https://img.shields.io/badge/release_date-October-yellowgreen)
 
 - [Slack Community](https://join.slack.com/t/milvusio/shared_invite/enQtNzY1OTQ0NDI3NjMzLWNmYmM1NmNjOTQ5MGI5NDhhYmRhMGU5M2NhNzhhMDMzY2MzNDdlYjM5ODQ5MmE3ODFlYzU3YjJkNmVlNDQ2ZTk)
 - [Twitter](https://twitter.com/milvusio)
@@ -22,7 +24,7 @@ Milvus is an open source similarity search engine for massive feature vectors. D
 
 Milvus provides stable Python, Java and C++ APIs.
 
-Keep up-to-date with newest releases and latest updates by reading Milvus [release notes](https://milvus.io/docs/en/releases/v0.5.0/).
+Keep up-to-date with newest releases and latest updates by reading Milvus [release notes](https://milvus.io/docs/en/release/v0.5.0/).
 
 - Heterogeneous computing
 
@@ -90,7 +92,7 @@ Use Docker to install Milvus is a breeze. See the [Milvus install guide](https:/
 
 ```shell
 $ cd [Milvus sourcecode path]/core
-./ubuntu_build_deps.sh
+$ ./ubuntu_build_deps.sh
 ```
 
 ##### Step 2 Build