Update git clone to save the step of renaming

Streamline the process just that tiny bit more by cloning the repo straight into the folder of what you want to name your bot, just to save the step of renaming the folder.

README.md

@@ -182,13 +182,12 @@ npm install -g yo generator-hubot
 Then you will clone HubotNatural repository:  
 
 ```shell
-git clone https://github.com/RocketChat/hubot-natural.git
+git clone https://github.com/RocketChat/hubot-natural.git mybot
 ```
 
-Now change directory name to whatever your bot's name will gonna be, and install hubot binaries, without overwitting any of the files inside the folder:
+Change 'mybot' in the git clone command above to whatever your bot's name will be, and install hubot binaries, without overwitting any of the files inside the folder:
 
 ```shell
-mv hubot-natural mybot
 cd mybot
 npm install
 yo hubot