Corrected CI and added image to README

Author: pablogsal

.travis.yml

@@ -2,12 +2,7 @@
 # http://docs.travis-ci.com/user/languages/python/
 language: python
 python:
-  - "3.5_with_system_site_packages"
-
-# Install numpy and scipy to avoid the painful compilation
-before_install:
-  - sudo apt-get update -qq
-  - sudo apt-get install -qq python-numpy python-scipy
+  - "3.5"
 
 # Install fits_reduce...
 install:

README.md

@@ -1,3 +1,7 @@
+
+
+[![Build Status](https://travis-ci.org/pablogsal/a_star_algorithm.svg?branch=master)](https://travis-ci.org/pablogsal/a_star_algorithm)
+
 # What is THIS?
 
 A Pythonic implementation of the famous A* algorithm.