Fix download docs

README.md

@@ -28,14 +28,14 @@ go install github.com/dnnrly/wait-for/cmd/wait-for@latest
 If you don't have Go installed (in a Docker container, for example) then you can take advantage of the pre-built versions. Check out the [releases](https://github.com/dnnrly/wait-for/releases) and check out the links for direct downloads. You can download and unpack a release like so:
 
 ```shell
-wget https://github.com/dnnrly/wait-for/releases/download/v0.0.1/wait-for_0.0.1_linux_386.tar.gz
-gunzip wait-for_0.0.1_linux_386.tar.gz
-tar -xfv wait-for_0.0.1_linux_386.tar
+wget https://github.com/dnnrly/wait-for/releases/download/v0.0.5/wait-for_0.0.5_linux_386.tar.gz
+gunzip wait-for_0.0.5_linux_386.tar.gz
+tar -xfv wait-for_0.0.5_linux_386.tar
 ```
 
 In your Dockerfile, you can do this:
 ```docker
-ADD https://github.com/dnnrly/wait-for/releases/download/v0.0.1/wait-for_0.0.1_linux_386.tar.gz wait-for.tar.gz
+ADD https://github.com/dnnrly/wait-for/releases/download/v0.0.1/wait-for_0.0.5_linux_386.tar.gz wait-for.tar.gz
 RUN gunzip wait-for.tar.gz && tar -xf wait-for.tar
 ```
 
@@ -62,7 +62,8 @@ $ wait-for dns:google.com
 ```
 
 This will wait for the list of IP addresses bound to that DNS name to be
-updated, regardless of order.
+updated, regardless of order. You can use this to wait for a DNS update
+such as failover or other similar operations.
 
 ### Preconfiguring services to connect to