Chang wording "Actualize" to "Update" (#3248)

* Fixed translation error (changed "Actualize" to "Update")

* Fix Travis

Co-authored-by: Alexandre Alapetite <alexandre@alapetite.fr>

app/i18n/en-us/gen.php

@@ -2,7 +2,7 @@
 
 return array(
 	'action' => array(
-		'actualize' => 'Actualize',
+		'actualize' => 'Update',
 		'add' => 'Add',
 		'back' => '← Go back',
 		'back_to_rss_feeds' => '← Go back to your RSS feeds',

app/i18n/en/gen.php

@@ -2,7 +2,7 @@
 
 return array(
 	'action' => array(
-		'actualize' => 'Actualize',
+		'actualize' => 'Update',
 		'add' => 'Add',
 		'back' => '← Go back',
 		'back_to_rss_feeds' => '← Go back to your RSS feeds',

app/i18n/ru/gen.php

@@ -2,7 +2,7 @@
 
 return array(
 	'action' => array(
-		'actualize' => 'Actualize',	// TODO - Translation
+		'actualize' => 'Update',	// TODO - Translation
 		'add' => 'Add',	// TODO - Translation
 		'back' => '← Go back',	// TODO - Translation
 		'back_to_rss_feeds' => '← Go back to your RSS feeds',	// TODO - Translation