Enable PHP 7.3 on Travis

Author: nicolas-grekas

.travis.yml

@@ -24,9 +24,9 @@ env:
 matrix:
     include:
         - php: 7.1
-        - php: 7.1
-          env: deps=high
         - php: 7.2
+          env: deps=high
+        - php: 7.3
           env: deps=low
 
     fast_finish: true
@@ -136,8 +136,9 @@ before_install:
           echo session.gc_probability = 0 >> $INI
           echo opcache.enable_cli = 1 >> $INI
           echo apc.enable_cli = 1 >> $INI
-          echo extension = redis.so >> $INI
-          echo extension = memcached.so >> $INI
+          if [[ $PHP != 7.3 ]]; then
+              echo extension = memcached.so >> $INI
+          fi
       done
 
     - |
@@ -160,11 +161,13 @@ before_install:
               tfold ext.libsodium tpecl libsodium sodium.so $INI
           fi
 
-          tfold ext.apcu tpecl apcu-5.1.6 apcu.so $INI
+          tfold ext.apcu tpecl apcu-5.1.15 apcu.so $INI
           tfold ext.mongodb tpecl mongodb-1.6.0alpha1 mongodb.so $INI
-          tfold ext.amqp tpecl amqp-1.9.3 amqp.so $INI
-          tfold ext.igbinary tpecl igbinary-2.0.6 igbinary.so $INI
-          tfold ext.zookeeper tpecl zookeeper-0.5.0 zookeeper.so $INI
+          if [[ $PHP != 7.3 ]]; then
+              tfold ext.amqp tpecl amqp-1.9.3 amqp.so $INI
+          fi
+          tfold ext.igbinary tpecl igbinary-2.0.8 igbinary.so $INI
+          tfold ext.zookeeper tpecl zookeeper-0.6.2 zookeeper.so $INI
       done
 
     - |