Merge branch '2.8' into 3.3

* 2.8:
  Fix travis php7.0

Author: nicolas-grekas

.travis.yml

@@ -25,7 +25,7 @@ matrix:
           group: edge
         - php: 5.5
         - php: 5.6
-        - php: 7.0.8
+        - php: 7.0
           env: deps=high
         - php: 7.1
           env: deps=low
@@ -128,11 +128,6 @@ before_install:
 
     - |
       # Install extra PHP extensions
-      if [[ ! $skip && $PHP = 7.0.* ]]; then
-          wget https://github.com/symfony/binary-utils/releases/download/v0.1/ldap-php70.tar.bz2
-          tar -xjf ldap-php70.tar.bz2
-          echo extension = $(pwd)/ldap.so >> $INI
-      fi
       if [[ ! $skip && $PHP = 5.* ]]; then
           ([[ $deps ]] || tfold ext.symfony_debug 'cd src/Symfony/Component/Debug/Resources/ext && phpize && ./configure && make && echo extension = $(pwd)/modules/symfony_debug.so >> '"$INI") &&
           tfold ext.apcu4 'echo yes | pecl install -f apcu-4.0.11'