Enable Travis

.travis.yml

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+---
+language: php
+php: 5.6
+install: composer install

phpunit.xml

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+<?xml version="1.0"?>
+<phpunit>
+    <testsuites>
+        <testsuite>
+            <directory suffix="_test.php">tests/</directory>
+			<exclude>tests/template_test.php</exclude>
+			<exclude>tests/get_tags_test.php</exclude>
+        </testsuite>
+    </testsuites>
+</phpunit>