Try and run the tests on nginx

travis/nginx.tpl.conf

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+error_log /tmp/error.log;
+pid /tmp/nginx.pid;
+worker_processes 1;
+
+events {
+	worker_connections 1024;
+}
+
+http {
+    # Set an array of temp and cache file options that will otherwise default to restricted locations accessible only to root.
+    client_body_temp_path /tmp/client_body;
+    fastcgi_temp_path /tmp/fastcgi_temp;
+    proxy_temp_path /tmp/proxy_temp;
+    scgi_temp_path /tmp/scgi_temp;
+    uwsgi_temp_path /tmp/uwsgi_temp;
+
+    ##
+    # Basic Settings
+    ##
+    sendfile on;
+    tcp_nopush on;
+    tcp_nodelay on;
+    keepalive_timeout 65;
+    types_hash_max_size 2048;
+    # server_tokens off;
+    # server_names_hash_bucket_size 64;
+    # server_name_in_redirect off;
+    include /etc/nginx/mime.types;
+    default_type application/octet-stream;
+
+    ##
+    # Logging Settings
+    ##
+    access_log /tmp/access.log;
+    error_log /tmp/error.log;
+
+    ##
+    # Gzip Settings
+    ##
+    gzip on;
+    gzip_disable "msie6";
+
+    ##
+    # Virtual Host Configs
+    ##
+    # include {DIR}/nginx/conf.d/*.conf;
+    include {DIR}/nginx/sites-enabled/*;
+
+    upstream php {
+        server 127.0.0.1:{PORT};
+    }
+}