Enable both mongo.so and mongodb.so

.travis/before_install_test.sh

@@ -6,22 +6,18 @@ if [ "${TRAVIS_PHP_VERSION}" != "hhvm" ]; then
     TRAVIS_INI_FILE="$PHP_INI_DIR/travis.ini"
     echo "memory_limit=3072M" >> "$TRAVIS_INI_FILE"
 
-
-        if [ "$TRAVIS_PHP_VERSION" '<' '7.0' ]; then
-        echo "extension=mongo.so" >> "$TRAVIS_INI_FILE"
-    else
-        echo "extension=mongodb.so" >> "$TRAVIS_INI_FILE"
 
-        # Backwards compatibility with old mongo extension
-        composer require "alcaeus/mongo-php-adapter" --no-update
-    fi
-    fi
+    echo "extension=mongo.so" >> "$TRAVIS_INI_FILE"
+    echo "extension=mongodb.so" >> "$TRAVIS_INI_FILE"
+
+    # Backwards compatibility with old mongo extension
+    composer require "alcaeus/mongo-php-adapter" --no-update
+fi
 
 sed --in-place "s/\"dev-master\":/\"dev-${TRAVIS_COMMIT}\":/" composer.json
 
 if [ "$SYMFONY" != "" ]; then composer require "symfony/symfony:$SYMFONY" --no-update; fi;
 if [ "$DOCTRINE_ODM" != "" ]
 then
     composer require "doctrine/mongodb-odm:$DOCTRINE_ODM" --no-update
-    pecl install -f mongodb-stable
 fi