Travis CI: Force PHPUnit 7 if PHP version 7.1 or above

.travis.yml

@@ -15,22 +15,22 @@ php:
   - 7.1
   - 7.2
   - 7.3
-  # aliased to a recent hhvm version
-  - hhvm
 
+install:
+  - if [[ $TRAVIS_PHP_VERSION > '7.1' ]]; then wget -O ~/.phpenv/versions/$(phpenv version-name)/bin/phpunit https://phar.phpunit.de/phpunit-7.phar; fi
+  - if [[ $TRAVIS_PHP_VERSION > '7.1' ]]; then chmod 755 ~/.phpenv/versions/$(phpenv version-name)/bin/phpunit; fi
 
 # optionally set up exclutions and allowed failures in the matrix
 matrix:
   exclude:
     - php: 5.5
     - php: 5.6
   allow_failures:
-      - php: 5.4
       - php: 7.0
       - php: 7.1
-      - php: hhvm
 
 before_script:
+  - phpunit --version
   - composer self-update
   - composer install --prefer-source --no-interaction --dev
 

README.md

@@ -1,5 +1,5 @@
 ### About
-The library provides a Office 365 REST client for PHP applications. It allows to performs CRUD operations against Office 365 resources via an REST/OData based API. 
+The library provides a Office 365 Library for PHP. It allows to performs CRUD operations against Office 365 resources via an REST/OData based API. 
 
 #### The list of supported Office 365 REST APIs:
 

composer.json

@@ -19,8 +19,5 @@
         "psr-4": {
             "Office365\\PHP\\Client\\": "src/"
         }
-    },
-    "require-dev": {
-        "phpunit/phpunit": "5"
     }
 }