Remove composer.phar and use composer on remote server

.gitlab-ci.yml

@@ -59,6 +59,7 @@ build:
         - ./composer.phar config store-auths false
         - ./composer.phar config http-basic.git-t3o.typo3.org gitlab-ci-token ${CI_BUILD_TOKEN}
         - ./composer.phar install --no-interaction --no-progress --no-dev
+        - rm composer.phar
     artifacts:
         paths:
             - ./

.gitlab-ci/deployer/deploy.php

@@ -57,7 +57,7 @@ set('php', '/opt/php/php70/bin/php');
 set('typo3_console', 'vendor/bin/typo3cms');
 
 task('typo3', function() {
-    run('cd {{release_path}} && {{php}} composer install');
+    run('cd {{release_path}} && {{php}} /usr/local/bin/composer install');
     run('cd {{release_path}} && {{php}} {{typo3_console}} install:generatepackagestates');
     run('cd {{release_path}} && {{php}} {{typo3_console}} install:extensionsetupifpossible');
 });