using install verses update

Author: munderseth

.travis.yml

@@ -5,7 +5,7 @@ php:
  - 5.5
 
 script:
- - composer update
+ - composer install
  - vendor/bin/phpcs src tests --report-gitblame=analysis-sniffer-blame.txt --report-checkstyle=analysis-sniffer.xml || true
  - vendor/bin/phpmd src,tests xml codesize,naming,unusedcode --reportfile analysis-mess.xml || true
  - vendor/bin/phpunit tests/unit --log-junit tests-results.xml --coverage-clover coverage.xml

shippable.yml

@@ -9,7 +9,7 @@ env:
    - secure: Ug5KuSwbLk2AF5dkSrGZ30VMsKR/UqugSc8y3IJtt1zARJYwNKgRU+e+2MCPBi78P9qZqEnwiK9zNzMpTBO/u8Bbs9/xG/4f0ixPFpyR8KUj8Mb6Kxr38Kr6qu1Wf/JHPW5+jR2sr5Sw2rfjyYACSOGoBExa33hwRoZtqPytghYYafoE+GNjSniwKm7Izub2HDd6zliErsOzcshlH+f76TrqPIqlSYmgDA/5PrPBP3I7QOJ8a5Y8QVQ8RNjI020QpUFqDzi7G/nZ/SmyIcr0oFQYGHmpV0+u196DjWfU/GdY5kygDsbxOgUcLoeWNkLXbTBmOtc2+dgEMj29uFy7Mg==
 
 script:
-  - composer update
+  - composer install
   - vendor/bin/phpcs src tests --report-gitblame=analysis-sniffer-blame.txt --report-checkstyle=analysis-sniffer.xml || true
   - vendor/bin/phpmd src,tests xml codesize,naming,unusedcode --reportfile analysis-mess.xml || true
   - vendor/bin/phpunit tests/unit --log-junit tests-results.xml --coverage-clover coverage.xml