Fix pysqlite version

Author: Gaël UTARD

.travis.yml

@@ -30,6 +30,14 @@ matrix:
       env: DJANGO_VERSION=1.7.11 DATABASE=sqlite
     - python: 3.5
       env: DJANGO_VERSION=1.7.11 DATABASE=postgres
+    - python: 3.5
+      env: DJANGO_VERSION=1.8.14 DATABASE=sqlite
+    - python: 3.5
+      env: DJANGO_VERSION=1.9.9 DATABASE=sqlite
+    - python: 3.5
+      env: DJANGO_VERSION=1.10 DATABASE=sqlite
+    - python: 3.5
+      env: DJANGO_VERSION=dev DATABASE=sqlite
 
   allow_failures:
     - python: 2.7
@@ -50,7 +58,7 @@ install:
  - sudo apt-get install -y libproj-dev libgeos-dev
 
  - if [[ $DATABASE == sqlite ]]; then sudo apt-get install -y libspatialite-dev; fi
- - if [[ $TRAVIS_PYTHON_VERSION == '2.7' && $DATABASE == sqlite ]]; then pip install git+git://github.com/tinio/pysqlite.git@extension-enabled#egg=pysqlite; fi
+ - if [[ $DATABASE == sqlite ]]; then pip install pysqlite==2.8.2; fi
  - if [[ $DATABASE == postgres ]]; then pip install psycopg2; fi
 
    # This is a dependency of our Django test script