try to remove filter

.travis.yml

@@ -46,10 +46,10 @@ matrix:
   include:
     - php: 5.4
       env: DB=mysql
-    - php: 5.4
-      env: DB=pgsql
-    - php: 5.4
-      env: DB=oracle
+#    - php: 5.4
+#      env: DB=pgsql
+#    - php: 5.4
+#      env: DB=oracle
   allow_failures:
     - php: hhvm
   fast_finish: true

phpunit.xml

@@ -7,16 +7,6 @@
 <testsuites>
     <testsuite name="unit">
         <directory>./tests/unit</directory>
-            <filter>
-            <whitelist>
-                <directory suffix=".php">../../../notes</directory>
-                <exclude>
-                    <directory suffix=".php">../../../notes/l10n</directory>
-                    <directory suffix=".php">../../../notes/templates</directory>
-                    <directory suffix=".php">../../../notes/tests</directory>
-                </exclude>
-            </whitelist>
-        </filter>
     </testsuite>
 </testsuites>
 </phpunit>