Updated container names and composer up

.travis.yml

@@ -28,4 +28,4 @@ install:
   - docker ps -a
 
 script:
-  - docker-compose up --exit-code-from php_test
+  - docker-compose up --exit-code-from php

docker-compose.yml

@@ -3,7 +3,7 @@ version: '3'
 services:
 
     php:
-        container_name: php_test
+        container_name: php
         build:
             context: .
             dockerfile: docker/Dockerfile
@@ -16,7 +16,7 @@ services:
           - mongodb
 
     mysql:
-        container_name: mysql_test
+        container_name: mysql
         image: mysql
         environment:
             MYSQL_ROOT_PASSWORD:
@@ -26,7 +26,7 @@ services:
             driver: none
 
     mongodb:
-        container_name: mongodb_test
+        container_name: mongodb
         image: mongo
         logging:
             driver: none