One Liner Command to Create Gemset and Ruby Version for RVM

If you have a new project called projectname using ruby 2.3.0,
this is a quick one liner command you can execute to create
your `.ruby-gemset` and `.ruby-version`:

```shell
$ cd ~/Workspace/projectname
$ rvm use ruby-2.3.0@projectname --ruby-version --create
```

Author: stevenyap

ruby/one-liner-command-to-create-gemset-and-ruby-version-for-RVM.md

@@ -0,0 +1,10 @@
+# One Liner Command to Create Gemset and Ruby Version for RVM
+
+If you have a new project called projectname using ruby 2.3.0,
+this is a quick one liner command you can execute to create
+your `.ruby-gemset` and `.ruby-version`:
+
+```shell
+$ cd ~/Workspace/projectname
+$ rvm use ruby-2.3.0@projectname --ruby-version --create
+```