merged branch stloyd/patch-2 (PR #1656)

Commits
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31317cc [Validator] Sync polish translation

Discussion
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[Validator] Sync polish translation

src/Symfony/Bundle/FrameworkBundle/Resources/translations/validators.pl.xliff

@@ -138,6 +138,10 @@
                 <source>The file could not be uploaded</source>
                 <target>Plik nie mógł być wgrany</target>
             </trans-unit>
+            <trans-unit id="35">
+                <source>This value should be a valid number</source>
+                <target>Ta wartość powinna być poprawną liczbą</target>
+            </trans-unit>
         </body>
     </file>
 </xliff>