Attemting to updated CI dev packages

.travis.yml

@@ -1,15 +1,16 @@
 language: php
 php:
-  - 5.5
-  - 5.6
+  - 7.1
 
 before_script:
-  - composer self-update
-  - composer install --prefer-source --no-interaction --dev
+  - curl -s http://getcomposer.org/installer | php
+  - php composer.phar install --dev --no-interaction
 
-script: phpunit
+script:
+  - mkdir -p build/logs
+  - php vendor/bin/phpunit -c phpunit.xml
 
 after_success:
-  - vendor/bin/coveralls
+  - travis_retry php vendor/bin/php-coveralls
 
 

composer.json

@@ -14,9 +14,10 @@
         "php": ">=5.3"
     },
     "require-dev": {
-        "phpunit/phpunit": "4.1.*",
-        "satooshi/php-coveralls": "dev-master",
-        "squizlabs/php_codesniffer": "2.0.0a2"
+        "phpunit/phpunit": "^5",
+        "phpunit/phpcov": "^3",
+        "php-coveralls/php-coveralls": "^2.1",
+        "squizlabs/php_codesniffer": "3.*"
     },
     "autoload": {
         "files": ["src/Polyline.php"]

phpunit.xml

@@ -16,9 +16,6 @@
     </exclude>
   </groups>
   <logging>
-    <!--
-    <log type="coverage-html" target="dist/coverage-report-html"/>
-    -->
-    <log type="coverage-clover" target="build/logs/clover.xml"/>
+    <log type="coverage-php" target="build/cov/coverage.cov"/>
   </logging>
 </phpunit>