.travis.yml in geo_concerns-0.0.4 vs .travis.yml in geo_concerns-0.0.5

@@ -1,15 +1,22 @@
 language: ruby
-# cache: bundler
-sudo: false
+sudo: true
 rvm:
   - 2.3.0
 env:
   global:
   - NOKOGIRI_USE_SYSTEM_LIBRARIES=true
+  - MAPNIK_VERSION="2.3"
+before_install:
+ - sudo apt-add-repository --yes ppa:mapnik/nightly-${MAPNIK_VERSION}
+ - sudo apt-get update -y
+install:
+ - sudo apt-get -y install wget build-essential make libmapnik=${MAPNIK_VERSION}* mapnik-utils=${MAPNIK_VERSION}* libmapnik-dev=${MAPNIK_VERSION}* mapnik-input-plugin*=${MAPNIK_VERSION}*
 before_script:
   - jdk_switcher use oraclejdk8
   - gdalinfo --version
+  - gem install bundler -v 1.12.3
+  - bundle install
 services:
   - redis-server
 addons:
   apt:
     packages: