Add PHP 7.1, drop Ubuntu Precise.

Author: sodabrew

.travis.yml

@@ -1,14 +1,12 @@
 language: php
 php:
+    - 7.1
     - 7.0
-    - 5.6
-    - 5.5
 
 env:
     - LIBMEMCACHED_VERSION=1.0.18 # Debian Jessie / Ubuntu Xenial
     - LIBMEMCACHED_VERSION=1.0.16 # RHEL / CentOS 7
     - LIBMEMCACHED_VERSION=1.0.8  # Debian Wheezy / Ubuntu Trusty
-    - LIBMEMCACHED_VERSION=0.44   # Ubuntu Precise
 addons:
     apt:
         packages:

.travis/travis.sh

@@ -239,11 +239,7 @@ case $ACTION in
         install_igbinary
 
         # Install msgpack extension
-        if [[ "$TRAVIS_PHP_VERSION" < "7.0" ]]; then
-            pecl install msgpack-0.5.7
-        else
-            pecl install msgpack-2.0.1
-        fi
+        pecl install msgpack-2.0.1
 
         install_memcached
         run_memcached