Update README.md

Author: chriddyp

README.md

@@ -13,6 +13,10 @@ Given that you have Julia v0.2.1,
 ## Usage
 
     julia> using Plotly
+    INFO: Cloning Plotly from https://github.com/plotly/Plotly.jl
+    INFO: Computing changes...
+    INFO: No packages to install, update or remove.
+
 
 You'll need to create a plot.ly account and find out your API key before you'll be able to use this package.
 ## New user signup