diff --git a/src/applications/config/option/PhabricatorApplicationConfigOptions.php b/src/applications/config/option/PhabricatorApplicationConfigOptions.php
index dab28af776..34d74e88ab 100644
--- a/src/applications/config/option/PhabricatorApplicationConfigOptions.php
+++ b/src/applications/config/option/PhabricatorApplicationConfigOptions.php
@@ -1,256 +1,256 @@
 <?php
 
 abstract class PhabricatorApplicationConfigOptions extends Phobject {
 
   abstract public function getName();
   abstract public function getDescription();
   abstract public function getGroup();
   abstract public function getOptions();
 
   public function getIcon() {
     return 'fa-sliders';
   }
 
   public function validateOption(PhabricatorConfigOption $option, $value) {
     if ($value === $option->getDefault()) {
       return;
     }
 
     if ($value === null) {
       return;
     }
 
     if ($option->isCustomType()) {
       try {
         return $option->getCustomObject()->validateOption($option, $value);
       } catch (Exception $ex) {
         // If custom validators threw exceptions, convert them to configuation
         // validation exceptions so we repair the configuration and raise
         // an error.
         throw new PhabricatorConfigValidationException($ex->getMessage());
       }
     }
 
     switch ($option->getType()) {
       case 'bool':
         if ($value !== true &&
             $value !== false) {
           throw new PhabricatorConfigValidationException(
             pht(
               "Option '%s' is of type bool, but value is not true or false.",
               $option->getKey()));
         }
         break;
       case 'int':
         if (!is_int($value)) {
           throw new PhabricatorConfigValidationException(
             pht(
               "Option '%s' is of type int, but value is not an integer.",
               $option->getKey()));
         }
         break;
       case 'string':
         if (!is_string($value)) {
           throw new PhabricatorConfigValidationException(
             pht(
               "Option '%s' is of type string, but value is not a string.",
               $option->getKey()));
         }
         break;
       case 'class':
         $symbols = id(new PhutilSymbolLoader())
           ->setType('class')
           ->setAncestorClass($option->getBaseClass())
           ->setConcreteOnly(true)
           ->selectSymbolsWithoutLoading();
         $names = ipull($symbols, 'name', 'name');
         if (empty($names[$value])) {
           throw new PhabricatorConfigValidationException(
             pht(
               "Option '%s' value must name a class extending '%s'.",
               $option->getKey(),
               $option->getBaseClass()));
         }
         break;
       case 'set':
         $valid = true;
         if (!is_array($value)) {
           throw new PhabricatorConfigValidationException(
             pht(
               "Option '%s' must be a set, but value is not an array.",
               $option->getKey()));
         }
         foreach ($value as $v) {
           if ($v !== true) {
             throw new PhabricatorConfigValidationException(
               pht(
                 "Option '%s' must be a set, but array contains values other ".
                 "than 'true'.",
                 $option->getKey()));
           }
         }
         break;
       case 'list<regex>':
         $valid = true;
         if (!is_array($value)) {
           throw new PhabricatorConfigValidationException(
             pht(
               "Option '%s' must be a list of regular expressions, but value ".
               "is not an array.",
               $option->getKey()));
         }
         if ($value && array_keys($value) != range(0, count($value) - 1)) {
           throw new PhabricatorConfigValidationException(
             pht(
               "Option '%s' must be a list of regular expressions, but the ".
               "value is a map with unnatural keys.",
               $option->getKey()));
         }
         foreach ($value as $v) {
           $ok = @preg_match($v, '');
           if ($ok === false) {
             throw new PhabricatorConfigValidationException(
               pht(
                 "Option '%s' must be a list of regular expressions, but the ".
                 "value '%s' is not a valid regular expression.",
                 $option->getKey(),
                 $v));
           }
         }
         break;
       case 'list<string>':
         $valid = true;
         if (!is_array($value)) {
           throw new PhabricatorConfigValidationException(
             pht(
               "Option '%s' must be a list of strings, but value is not ".
               "an array.",
               $option->getKey()));
         }
         if ($value && array_keys($value) != range(0, count($value) - 1)) {
           throw new PhabricatorConfigValidationException(
             pht(
               "Option '%s' must be a list of strings, but the value is a ".
               "map with unnatural keys.",
               $option->getKey()));
         }
         foreach ($value as $v) {
           if (!is_string($v)) {
             throw new PhabricatorConfigValidationException(
               pht(
                 "Option '%s' must be a list of strings, but it contains one ".
                 "or more non-strings.",
                 $option->getKey()));
           }
         }
         break;
       case 'wild':
       default:
         break;
     }
 
     $this->didValidateOption($option, $value);
   }
 
   protected function didValidateOption(
     PhabricatorConfigOption $option,
     $value) {
     // Hook for subclasses to do complex validation.
     return;
   }
 
   /**
    * Hook to render additional hints based on, e.g., the viewing user, request,
    * or other context. For example, this is used to show workspace IDs when
    * configuring `asana.workspace-id`.
    *
    * @param   PhabricatorConfigOption   Option being rendered.
    * @param   AphrontRequest            Active request.
    * @return  wild                      Additional contextual description
    *                                    information.
    */
   public function renderContextualDescription(
     PhabricatorConfigOption $option,
     AphrontRequest $request) {
     return null;
   }
 
   public function getKey() {
     $class = get_class($this);
     $matches = null;
     if (preg_match('/^Phabricator(.*)ConfigOptions$/', $class, $matches)) {
       return strtolower($matches[1]);
     }
     return strtolower(get_class($this));
   }
 
   final protected function newOption($key, $type, $default) {
     return id(new PhabricatorConfigOption())
       ->setKey($key)
       ->setType($type)
       ->setDefault($default)
       ->setGroup($this);
   }
 
   final public static function loadAll($external_only = false) {
     $symbols = id(new PhutilSymbolLoader())
       ->setAncestorClass(__CLASS__)
       ->setConcreteOnly(true)
       ->selectAndLoadSymbols();
 
     $groups = array();
     foreach ($symbols as $symbol) {
       if ($external_only && $symbol['library'] == 'phabricator') {
         continue;
       }
 
       $obj = newv($symbol['name'], array());
       $key = $obj->getKey();
       if (isset($groups[$key])) {
         $pclass = get_class($groups[$key]);
         $nclass = $symbol['name'];
 
         throw new Exception(
           pht(
             "Multiple %s subclasses have the same key ('%s'): %s, %s.",
             __CLASS__,
             $key,
             $pclass,
             $nclass));
       }
       $groups[$key] = $obj;
     }
 
     return $groups;
   }
 
   final public static function loadAllOptions($external_only = false) {
     $groups = self::loadAll($external_only);
 
     $options = array();
     foreach ($groups as $group) {
       foreach ($group->getOptions() as $option) {
         $key = $option->getKey();
         if (isset($options[$key])) {
           throw new Exception(
             pht(
-              "Mulitple %s subclasses contain an option named '%s'!",
+              "Multiple %s subclasses contain an option named '%s'!",
               __CLASS__,
               $key));
         }
         $options[$key] = $option;
       }
     }
 
     return $options;
   }
 
   /**
    * Deformat a HEREDOC for use in remarkup by converting line breaks to
    * spaces.
    */
   final protected function deformat($string) {
     return preg_replace('/(?<=\S)\n(?=\S)/', ' ', $string);
   }
 
 }
diff --git a/src/applications/settings/setting/PhabricatorEditorMultipleSetting.php b/src/applications/settings/setting/PhabricatorEditorMultipleSetting.php
index a5d64b9fcb..88e36e55d4 100644
--- a/src/applications/settings/setting/PhabricatorEditorMultipleSetting.php
+++ b/src/applications/settings/setting/PhabricatorEditorMultipleSetting.php
@@ -1,40 +1,40 @@
 <?php
 
 final class PhabricatorEditorMultipleSetting
   extends PhabricatorSelectSetting {
 
   const SETTINGKEY = 'multiedit';
 
   const VALUE_SPACES = 'spaces';
   const VALUE_SINGLE = 'disable';
 
   public function getSettingName() {
-    return pht('Edit Mulitple Files');
+    return pht('Edit Multiple Files');
   }
 
   public function getSettingPanelKey() {
     return PhabricatorDisplayPreferencesSettingsPanel::PANELKEY;
   }
 
   protected function getSettingOrder() {
     return 400;
   }
 
   protected function getControlInstructions() {
     return pht(
       'Some editors support opening multiple files with a single URI. You '.
       'can specify the behavior of your editor here.');
   }
 
   public function getSettingDefaultValue() {
     return self::VALUE_SPACES;
   }
 
   protected function getSelectOptions() {
     return array(
       self::VALUE_SPACES => pht('Supported, Separated by Spaces'),
       self::VALUE_SINGLE => pht('Not Supported'),
     );
   }
 
 }