Merge pull request #226 from tbetbetbe/grpc-ruby-cleanup-after-install-update

Update README.md

ruby/README.md

@@ -3,16 +3,16 @@ gRPC in 3 minutes (Ruby)
 
 BACKGROUND
 -------------
-For this sample, we've already generated the server and client stubs from [helloworld.proto](https://github.com/grpc/grpc-common/blob/master/protos/helloworld.proto). 
+For this sample, we've already generated the server and client stubs from [helloworld.proto][]
 
 PREREQUISITES
 -------------
 
 - Ruby 2.x
-
 This requires Ruby 2.x, as the gRPC API surface uses keyword args.
-If you don't have that installed locally, you can use [RVM](https://www.rvm.io/) to use Ruby 2.x for testing without upgrading the version of Ruby on your whole system.
+If you don't have that installed locally, you can use [RVM][] to use Ruby 2.x for testing without upgrading the version of Ruby on your whole system.
 RVM is also useful if you don't have the necessary privileges to update your system's Ruby.
+
   ```sh
   $ # RVM installation as specified at https://rvm.io/rvm/install
   $ gpg --keyserver hkp://keys.gnupg.net --recv-keys 409B6B1796C275462A1703113804BB82D39DC0E3
@@ -23,16 +23,12 @@ $ # and that the rvm command is installed
   ```
 - *N.B* Make sure your run `source $HOME/.rvm/scripts/rvm` as instructed to complete the set-up of RVM.
 
-- Homebrew/Linuxbrew
-
-The gRPC core will be installed using [Linuxbrew][Linuxbrew] for Linux and [Homebrew][Homebrew] on Macs.
-Please ensure these are installed before proceeding.
-
 INSTALL
 -------
 
 - Clone this repository
 - Use bundler to install the example package's dependencies
+
   ```sh
   $ # from this directory
   $ gem install bundler # if you don't already have bundler available
@@ -43,12 +39,14 @@ Try it!
 -------
 
 - Run the server
+
   ```sh
   $ # from this directory
   $ bundle exec ./greeter_server.rb &
   ```
 
 - Run the client
+
   ```sh
   $ # from this directory
   $ bundle exec ./greeter_client.rb
@@ -59,5 +57,5 @@ Tutorial
 
 You can find a more detailed tutorial in [gRPC Basics: Ruby](https://github.com/grpc/grpc-common/blob/master/ruby/route_guide/README.md)
 
-[Homebrew]: https://github.com/Homebrew/homebrew
-[Linuxbrew]: https://github.com/Homebrew/linuxbrew
+[helloworld.proto]:https://github.com/grpc/grpc-common/blob/master/protos/helloworld.proto
+[RVM]:https://www.rvm.io/