Merge branch '2.8' into 3.1

* 2.8:
  [Routing] Reorder assert parameters
  Added missing czech validators translation of not expected charset
  Workaround another buggy PHP warning
  Add czech translation for Url and Length validator
  Add slovak translation for Url and Length validator

Author: nicolas-grekas

Resources/translations/validators.cs.xlf

@@ -302,6 +302,14 @@
                 <source>An empty file is not allowed.</source>
                 <target>Soubor nesmí být prázdný.</target>
             </trans-unit>
+            <trans-unit id="79">
+                <source>The host could not be resolved.</source>
+                <target>Hostitele nebylo možné rozpoznat.</target>
+            </trans-unit>
+            <trans-unit id="80">
+                <source>This value does not match the expected {{ charset }} charset.</source>
+                <target>Tato hodnota neodpovídá očekávané znakové sadě {{ charset }}.</target>
+            </trans-unit>
         </body>
     </file>
 </xliff>

Resources/translations/validators.sk.xlf

@@ -302,6 +302,14 @@
                 <source>An empty file is not allowed.</source>
                 <target>Súbor nesmie byť prázdny.</target>
             </trans-unit>
+            <trans-unit id="79">
+                <source>The host could not be resolved.</source>
+                <target>Hostiteľa nebolo možné rozpoznať.</target>
+            </trans-unit>
+            <trans-unit id="80">
+                <source>This value does not match the expected {{ charset }} charset.</source>
+                <target>Táto hodnota nezodpovedá očakávanej znakovej sade {{ charset }}.</target>
+            </trans-unit>
         </body>
     </file>
 </xliff>