Add python 3 Test on Travis (#193)

* Shell script clean up

* Add python 3 test

* Add travis Test for Python 3

.travis.yml

@@ -5,11 +5,11 @@ language: python
 services:
   - docker
 
-virtualenv:
-  system_site_packages: true
-
 python:
   - '2.7'
+  - '3.5'
+  - '3.6.7'
+  - '3.7.1'
 
 script:
   - ./build.sh

README.md

@@ -1,3 +1,5 @@
+[![Build Status](https://travis-ci.org/kartoza/docker-postgis.svg?branch=develop)](https://travis-ci.org/kartoza/docker-postgis)
+
 # docker-postgis
 
 

setup-database.sh

@@ -79,5 +79,3 @@ done
 rm custom.sql
 # This should show up in docker logs afterwards
 su - postgres -c "psql -l"
-
-