Merge pull request #23 from cebe/patch-1

Improved build script

Author: mvriel

.gitignore

@@ -1,2 +1,3 @@
 .idea
-vendor
+/vendor
+/composer.lock

.travis.yml

@@ -3,17 +3,17 @@ php:
   - 5.3.3
   - 5.3
   - 5.4
+  - 5.5
+  - 5.6
 
 script:
- - vendor/phpunit/phpunit/composer/bin/phpunit
+ - vendor/phpunit/phpunit/composer/bin/phpunit -v
 
 before_script:
  - sudo apt-get -qq update > /dev/null
  - phpenv rehash > /dev/null
  - composer selfupdate --quiet
- - composer install --dev 
- - vendor/phpunit/phpunit/composer/bin/phpunit
- - composer update --dev 
+ - composer install --dev --prefer-dist
 
 notifications:
   irc: "irc.freenode.org#phpdocumentor"