Move to non legacy infrastructure of travis

.travis.yml

@@ -1,4 +1,7 @@
 language: node_js
+
+sudo: false
+
 node_js:
   - "5"
   - "4"
@@ -6,22 +9,18 @@ node_js:
   - "0.10"
 
 env:
-  - MONGODB_VERSION="2.6*"
-  - MONGODB_VERSION="2.8*"
-  - MONGODB_VERSION="3.0*"
+  - MONGODB_VERSION="2.4.14"
+  - MONGODB_VERSION="2.6.11"
+  - MONGODB_VERSION="2.8.0"
+  - MONGODB_VERSION="3.0.7"
+  - MONGODB_VERSION="3.2.0"
 
-before_install:
-  # MongoDB
-  - sudo apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv 7F0CEB10
-  - if [ "$MONGODB_VERSION" = "2.4*" ]; then echo "deb http://downloads-distro.mongodb.org/repo/ubuntu-upstart dist 10gen" | sudo tee /etc/apt/sources.list.d/mongodb.list; fi
-  - if [ "$MONGODB_VERSION" = "2.6*" ]; then echo "deb http://downloads-distro.mongodb.org/repo/ubuntu-upstart dist 10gen" | sudo tee /etc/apt/sources.list.d/mongodb.list; fi
-  - if [ "$MONGODB_VERSION" = "2.8*" ]; then echo "deb http://repo.mongodb.org/apt/ubuntu "$(lsb_release -sc)"/mongodb-org/testing multiverse" | sudo tee /etc/apt/sources.list.d/mongodb-org-2.8.list; fi
-  - if [ "$MONGODB_VERSION" = "3.0*" ]; then echo "deb http://repo.mongodb.org/apt/ubuntu "$(lsb_release -sc)"/mongodb-org/testing multiverse" | sudo tee /etc/apt/sources.list.d/mongodb-org-3.0.list; fi
-  - sudo apt-get update
-  - if [ "$MONGODB_VERSION" = "2.4*" ]; then sudo apt-get install -y mongodb-10gen=`echo $MONGODB_VERSION`; fi
-  - if [ "$MONGODB_VERSION" != "2.4*" ]; then sudo apt-get install -y --force-yes mongodb-org-server=`echo $MONGODB_VERSION`; fi
-  - mongod --version
-  - if [ "$MONGODB_VERSION" = "2.4*" ]; then sudo service mongodb start; fi
+before_script:
+  - wget http://fastdl.mongodb.org/linux/mongodb-linux-x86_64-${MONGODB_VERSION}.tgz -O /tmp/mongodb.tgz
+  - tar -xvf /tmp/mongodb.tgz
+  - mkdir /tmp/data
+  - ${PWD}/mongodb-linux-x86_64-${MONGODB_VERSION}/bin/mongod --dbpath /tmp/data &
+  - ${PWD}/mongodb-linux-x86_64-${MONGODB_VERSION}/bin/mongod --version
 
 before_script:
   - until nc -z localhost 27017; do echo Waiting for MongoDB; sleep 1; done