added before_script sleep to travis too

.travis.yml

@@ -24,6 +24,9 @@ install:
   - docker run -e 'ACCEPT_EULA=Y' -e 'SA_PASSWORD=Password123' -p 1433:1433 --name=$TEST_PHP_SQL_SERVER -d microsoft/mssql-server-linux
   - docker build --build-arg PHPSQLDIR=$PHPSQLDIR -t msphpsql-dev -f Dockerfile-msphpsql .
 
+before_script:
+  - sleep 30
+  
 script: 
   - docker run -e TRAVIS_JOB_ID -t -d -w $PHPSQLDIR --name=client --link $TEST_PHP_SQL_SERVER msphpsql-dev
   - docker ps -a