Adds a new logo for Kompose (#1574)

Woo! Our new logo!

It's a little cartoon octopus inside of a septagon (similar to
Kubernetes).

It's to show how "composable" we similar to an octopus.

I've gone ahead and updated the documentation as well as the website.

.gitignore

@@ -72,3 +72,5 @@ tags
 
 # IntelliJ IDE specific
 .idea
+
+.DS_Store

README.md

@@ -2,6 +2,8 @@
 
 [![Build Status Widget]][Build Status] [![Coverage Status Widget]][Coverage Status] [![GoDoc Widget]][GoDoc]  [![GoReportCard Widget]][GoReportCardResult]
 
+![logo](/docs/assets/images/logo.png)
+
 `kompose` is a tool to help users who are familiar with `docker-compose` move to [Kubernetes](http://kubernetes.io). `kompose` takes a Docker Compose file and translates it into Kubernetes resources.
 
 `kompose` is a convenience tool to go from local Docker development to managing your application with Kubernetes. Transformation of the Docker Compose format to Kubernetes resources manifest may not be exact, but it helps tremendously when first deploying an application on Kubernetes.

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