Update travis config file to use new architecture.

.travis.yml

@@ -8,9 +8,6 @@ env:
    - DB=mysql
    - DB=postgres
    - DB=sqlite
-before_install:
-  - sudo apt-get update -qq
-  - sudo apt-get install -qq python-dev gcc tesseract-ocr tesseract-ocr-deu unpaper ghostscript libjpeg-dev libpng-dev poppler-utils libreoffice
 install:
   - "pip install -r requirements/testing.txt"
   - if [[ $DB == mysql ]]; then pip install -q mysql-python; fi
@@ -34,3 +31,18 @@ notifications:
     - roberto.rosario@mayan-edms.com
     on_success: never
     on_failure: always
+sudo: false
+addons:
+  apt:
+    packages:
+    - python-dev
+    - gcc
+    - tesseract-ocr
+    - tesseract-ocr-deu
+    - unpaper
+    - ghostscript
+    - libjpeg-dev
+    - libpng-dev
+    - poppler-utils
+    - libreoffice
+    - libtiff-dev