Update Travis to use faster container-based (Docker) infrastructure

.travis.yml

@@ -1,20 +1,22 @@
 ---
+sudo: false
 before_install:
   - export HARNESS_OPTIONS=j10:c HARNESS_TIMER=1
   - rm .travis.yml
   - git config --global user.name "Dist Zilla Plugin TravisCI"
   - git config --global user.email $HOSTNAME":[email protected]"
-  - sudo apt-get update -qq
-  - sudo apt-get install -y libmpfr-dev
+  - chmod 755 install_mpfr.sh
+  - ./install_mpfr.sh
 install:
   - cpanm  --quiet  --notest --skip-installed Dist::Zilla
   - dzil authordeps | grep -ve '^\W' | xargs -n 5 -P 10 cpanm  --quiet   --notest  --skip-installed
   - dzil listdeps | grep -ve '^\W' | cpanm  --quiet   --notest  --skip-installed
   - cpanm  --quiet   --notest  App::DuckPAN autodie
+after_install:
   - duckpan DDG
 language: perl
 perl:
   - 5.16
   - 5.18
 script:
-  - dzil smoke --release --author
+  - dzil smoke --release --author

dist.ini

@@ -133,7 +133,4 @@ push_to = origin master
 perl_version = 5.16
 perl_version = 5.18
 extra_dep = App::DuckPAN
-extra_dep = autodie
-after_install = duckpan DDG
-before_install = sudo apt-get update -qq
-before_install = sudo apt-get install -y libmpfr-dev
+extra_dep = autodie

install_mpfr.sh

@@ -0,0 +1,7 @@
+#!/bin/sh
+set -ex
+
+# download and install mpfr for Chinese Zodiac Goodie
+wget http://www.mpfr.org/mpfr-current/mpfr-3.1.2.tar.gz
+tar -xzvf mpfr-3.1.2.tar.gz
+cd mpfr-3.1.2 && ./configure --prefix=/usr && make && make check && make install