Added separate phpunit config for coveralls

.coveralls-phpunit.xml.dist

@@ -0,0 +1,20 @@
+<?xml version="1.0" encoding="UTF-8"?>
+
+<phpunit bootstrap="./tests/bootstrap.php" colors="true">
+    <testsuites>
+        <testsuite name="MaxMind DB Test Suite">
+            <directory suffix="Test.php">./tests/MaxMind/Db/Test/</directory>
+        </testsuite>
+    </testsuites>
+
+    <filter>
+        <whitelist>
+            <directory suffix=".php">./src/MaxMind/Db/</directory>
+        </whitelist>
+    </filter>
+
+    <logging>
+        <log type="coverage-clover" target="build/logs/clover.xml"/>
+    </logging>
+
+</phpunit>

.travis.yml

@@ -28,7 +28,7 @@ before_install:
 script:
   - mkdir -p build/logs
   - phpcs --standard=PSR2 src/
-  - phpunit -c phpunit.xml.dist
+  - phpunit -c .coveralls-phpunit.xml.dist
   - echo "extension = ext/modules/maxminddb.so" >> ~/.phpenv/versions/$(phpenv version-name)/etc/php.ini
   - phpunit
 

phpunit.xml.dist

@@ -12,9 +12,4 @@
             <directory suffix=".php">./src/MaxMind/Db/</directory>
         </whitelist>
     </filter>
-
-    <logging>
-        <log type="coverage-clover" target="build/logs/clover.xml"/>
-    </logging>
-
 </phpunit>