Merge pull request #587

Author: jmikola

.travis.yml

@@ -16,7 +16,7 @@ env:
   global:
     - DRIVER_VERSION=1.6.0alpha1
     - SERVER_DISTRO=ubuntu1604
-    - SERVER_VERSION=4.0.6
+    - SERVER_VERSION=4.0.9
     - DEPLOYMENT=STANDALONE
 
 matrix:
@@ -30,6 +30,7 @@ matrix:
     - php: 7.0
     - php: 7.1
     - php: 7.2
+    - php: 7.3
     - php: 7.0
       dist: trusty
       env:
@@ -42,21 +43,21 @@ matrix:
         - DEPLOYMENT=STANDALONE_OLD
     - php: 7.0
       env:
-        - SERVER_VERSION=3.4.19
+        - SERVER_VERSION=3.4.20
         - DEPLOYMENT=STANDALONE_OLD
     - php: 7.0
       env:
-        - SERVER_VERSION=3.6.10
-    - php: 7.2
+        - SERVER_VERSION=3.6.12
+    - php: 7.3
       env:
         - DEPLOYMENT=STANDALONE_AUTH
-    - php: 7.2
+    - php: 7.3
       env:
         - DEPLOYMENT=STANDALONE_SSL
-    - php: 7.2
+    - php: 7.3
       env:
         - DEPLOYMENT=REPLICASET
-    - php: 7.2
+    - php: 7.3
       env:
         - DEPLOYMENT=SHARDED_CLUSTER