CI - fix updating dev tools on php 7.1

https://travis-ci.org/EdgedesignCZ/phpqa/jobs/336877234
Another php-timer issues introduced by phpcpd 4.0
sebastianbergmann/phpcpd#155

.travis.yml

@@ -19,7 +19,7 @@ install:
   - if [ -n "$GITHUB_OAUTH_TOKEN" ]; then composer config -g github-oauth.github.com ${GITHUB_OAUTH_TOKEN}; fi;
   - composer install --no-interaction
   # test app with symfony3 components in latest php
-  - if [[ ${TRAVIS_PHP_VERSION:0:3} == "7.1" ]]; then composer update && composer remove phpunit/phpunit --dev --no-interaction && composer require sebastian/phpcpd:~3.0 phploc/phploc:~4 phpunit/phpunit:~5.7 symfony/filesystem:~3 symfony/process:~3 symfony/finder:~3 && bin/suggested-tools.sh install; fi
+  - if [[ ${TRAVIS_PHP_VERSION:0:3} == "7.1" ]]; then composer update && composer remove phpunit/phpunit --dev --no-interaction && composer remove sebastian/phpcpd --no-interaction && composer require sebastian/phpcpd:~3.0 phploc/phploc:~4 phpunit/phpunit:~5.7 symfony/filesystem:~3 symfony/process:~3 symfony/finder:~3 && bin/suggested-tools.sh install; fi
   # For HHVM phpmetrics report isn't generated, use phpmetrics v2
   - if [[ $TRAVIS_PHP_VERSION = hhvm* ]] ; then composer update phpmetrics/phpmetrics; fi
 script: