update composer in travis.yml

localhost8080 · localhost8080 · commit 237808b42670 · 2015-06-25T21:11:46.000+01:00
diff --git a/.travis.yml b/.travis.yml
@@ -7,6 +7,7 @@ php:
 
 
 before_script:
+- composer self-update
 - THEME_SLUG=$(pwd)
 - cd /tmp/
 - git clone https://github.com/squizlabs/PHP_CodeSniffer.git phpcs
