Fix travis testing and code coverage

Author: abm-devmonk-purple

.gitignore

@@ -1,3 +1,4 @@
+/build
 /vendor
 composer.lock
 .DS_Store

.travis.yml

@@ -15,7 +15,7 @@ before_script:
 
 script:
   - mkdir -p build/logs
-  - phpunit --coverage-clover build/logs/clover.xml
+  - vendor/bin/phpunit --coverage-clover build/logs/clover.xml
 
 after_script:
-  - php vendor/bin/coveralls -v
+  - vendor/bin/php-coveralls -v

phpunit.xml

@@ -8,11 +8,15 @@
          convertWarningsToExceptions="true"
          processIsolation="false"
          stopOnFailure="true"
-         syntaxCheck="false"
 >
     <testsuites>
         <testsuite name="PHPProxy Test Suite">
             <directory>tests/Proxy/</directory>
         </testsuite>
     </testsuites>
+    <filter>
+        <whitelist>
+            <directory suffix=".php">./src</directory>
+        </whitelist>
+    </filter>
 </phpunit>