rollback with composer asset plugin

.travis.yml

@@ -1,5 +1,6 @@
+
 # faster builds on new travis setup not using sudo
-sudo: required
+sudo: false
 
 language: php
 
@@ -28,6 +29,7 @@ install:
         phpenv config-rm xdebug.ini || echo "xdebug is not installed"
     fi
   - travis_retry composer self-update && composer --version
+  - travis_retry composer global require "fxp/composer-asset-plugin:^1.3.0" --no-plugins
   - export PATH="$HOME/.composer/vendor/bin:$PATH"
   - travis_retry composer install --prefer-dist --no-interaction
 
@@ -51,10 +53,6 @@ script:
   - composer validate --no-check-lock
   - vendor/bin/codecept run $CODECEPTION_FLAGS
 
-notifications:
-  email:
-    - hola@2amigos.us
-
 after_script:
   - |
     if [ $TRAVIS_PHP_VERSION = '7.1' ]; then