Do not use travis_retry where not defined

Author: JeroenDeDauw

.travis.yml

@@ -16,6 +16,8 @@ matrix:
   exclude:
     - env: THENEEDFORTHIS=FAIL
 
+install: travis_retry composer self-update
+
 before_script: bash ./build/travis/before_script.sh
 
 script: bash ./build/travis/script.sh

build/travis/before_script.sh

@@ -2,8 +2,6 @@
 
 set -x
 
-travis_retry composer self-update
-
 originalDirectory=$(pwd)
 
 cd ..
@@ -14,7 +12,7 @@ mv mediawiki-$MW phase3
 
 cd phase3
 
-travis_retry composer install --prefer-source
+composer install --prefer-source
 
 if [ "$DB" == "postgres" ]
 then