Update Readme (#664)

Nothing major, but I noticed one typo ("getting starting") while reading the readme.
So here's a very-minor-and-not-urgent-at-all PR.

Readme.md

@@ -18,18 +18,17 @@ Mina works really fast because it's a deploy Bash script generator. It
 generates an entire procedure as a Bash script and runs it remotely in the
 server.
 
-Compare this to the likes of [Capistrano](https://github.com/capistrano/capistrano), where it opens an SSH connection and runs each command in sequence
-, Mina only creates a SSH session and sends *one* command.
+Compare this to the likes of [Capistrano](https://github.com/capistrano/capistrano), where it opens an SSH connection and runs each command in sequence, Mina only creates a SSH session and sends *one* command.
 
     $ gem install mina
     $ mina init
 
-Mina requires ruby 2.0.0 or greater. For older please use [0.3.8 version](https://github.com/mina-deploy/mina/blob/v0.3.8/)
+Mina requires ruby 2.0.0 or greater. For older versions of Ruby, please use [0.3.8 version](https://github.com/mina-deploy/mina/blob/v0.3.8/).
 
 Documentation
 ----------------
 
-For quick start check out [Getting starting guide](docs/getting_started.md)
+For quick start check out [Getting started guide](docs/getting_started.md)
 
 For migrating your current 0.3.x deploy scripts, please look at the [migrating guide](docs/migrating.md)