add phpunit config options

Author: aaronpk

coverage/MentionClient.php.html

@@ -1023,7 +1023,7 @@ <h4>Legend</h4>
      <span class="warning"><strong>Dead Code</strong></span>
     </p>
     <p>
-     <small>Generated by <a href="http://github.com/sebastianbergmann/php-code-coverage" target="_top">PHP_CodeCoverage 2.2.4</a> using <a href="http://php.net/" target="_top">PHP 5.6.16</a> and <a href="https://phpunit.de/">PHPUnit 4.8.19-1-g83498fe</a> at Wed Dec 9 18:57:19 UTC 2015.</small>
+     <small>Generated by <a href="http://github.com/sebastianbergmann/php-code-coverage" target="_top">PHP_CodeCoverage 2.2.4</a> using <a href="http://php.net/" target="_top">PHP 5.6.16</a> and <a href="https://phpunit.de/">PHPUnit 4.8.19-1-g83498fe</a> at Wed Dec 9 19:04:06 UTC 2015.</small>
     </p>
     <a title="Back to the top" id="toplink" href="#"><span class="glyphicon glyphicon-arrow-up"></span></a>
    </footer>

coverage/dashboard.html

@@ -136,7 +136,7 @@ <h3>Project Risks</h3>
    <footer>
     <hr/>
     <p>
-     <small>Generated by <a href="http://github.com/sebastianbergmann/php-code-coverage" target="_top">PHP_CodeCoverage 2.2.4</a> using <a href="http://php.net/" target="_top">PHP 5.6.16</a> and <a href="https://phpunit.de/">PHPUnit 4.8.19-1-g83498fe</a> at Wed Dec 9 18:57:19 UTC 2015.</small>
+     <small>Generated by <a href="http://github.com/sebastianbergmann/php-code-coverage" target="_top">PHP_CodeCoverage 2.2.4</a> using <a href="http://php.net/" target="_top">PHP 5.6.16</a> and <a href="https://phpunit.de/">PHPUnit 4.8.19-1-g83498fe</a> at Wed Dec 9 19:04:06 UTC 2015.</small>
     </p>
    </footer>
   </div>

coverage/index.html

@@ -108,7 +108,7 @@ <h4>Legend</h4>
      <span class="success"><strong>High</strong>: 90% to 100%</span>
     </p>
     <p>
-     <small>Generated by <a href="http://github.com/sebastianbergmann/php-code-coverage" target="_top">PHP_CodeCoverage 2.2.4</a> using <a href="http://php.net/" target="_top">PHP 5.6.16</a> and <a href="https://phpunit.de/">PHPUnit 4.8.19-1-g83498fe</a> at Wed Dec 9 18:57:19 UTC 2015.</small>
+     <small>Generated by <a href="http://github.com/sebastianbergmann/php-code-coverage" target="_top">PHP_CodeCoverage 2.2.4</a> using <a href="http://php.net/" target="_top">PHP 5.6.16</a> and <a href="https://phpunit.de/">PHPUnit 4.8.19-1-g83498fe</a> at Wed Dec 9 19:04:06 UTC 2015.</small>
     </p>
    </footer>
   </div>

phpunit.xml

@@ -1,5 +1,7 @@
 <?xml version="1.0"?>
-<phpunit bootstrap="tests/bootstrap.php">
+<phpunit
+  bootstrap="tests/bootstrap.php"
+  beStrictAboutTestsThatDoNotTestAnything="true">
   <testsuites>
     <testsuite name="comments">
       <directory suffix="Test.php">tests</directory>
@@ -13,4 +15,7 @@
       </exclude>
     </whitelist>
   </filter>
+  <logging>
+    <log type="coverage-html" target="./coverage"/>
+  </logging>
 </phpunit>