Make "Core Applications" more reasonable

Summary: Ref T11132, cleaning up what "Core Applications" means.

Test Plan: Visit `/applications/`, see less poseurs.

Reviewers: epriestley

Reviewed By: epriestley

Subscribers: Korvin

Maniphest Tasks: T11132

Differential Revision: https://secure.phabricator.com/D16394

src/applications/calendar/application/PhabricatorCalendarApplication.php

@@ -28,6 +28,10 @@ final class PhabricatorCalendarApplication extends PhabricatorApplication {
     return "\xE2\x8C\xA8";
   }
 
+  public function getApplicationGroup() {
+    return self::GROUP_UTILITIES;
+  }
+
   public function isPrototype() {
     return true;
   }

src/applications/feed/application/PhabricatorFeedApplication.php

@@ -18,6 +18,10 @@ final class PhabricatorFeedApplication extends PhabricatorApplication {
     return 'fa-newspaper-o';
   }
 
+  public function getApplicationGroup() {
+    return self::GROUP_UTILITIES;
+  }
+
   public function canUninstall() {
     return false;
   }

src/applications/packages/application/PhabricatorPackagesApplication.php

@@ -22,6 +22,10 @@ final class PhabricatorPackagesApplication extends PhabricatorApplication {
     return 'fa-gift';
   }
 
+  public function getApplicationGroup() {
+    return self::GROUP_UTILITIES;
+  }
+
   public function isPrototype() {
     return true;
   }

src/applications/people/application/PhabricatorPeopleApplication.php

@@ -30,6 +30,10 @@ final class PhabricatorPeopleApplication extends PhabricatorApplication {
     return pht('Sort of a social utility.');
   }
 
+  public function getApplicationGroup() {
+    return self::GROUP_UTILITIES;
+  }
+
   public function canUninstall() {
     return false;
   }

src/applications/phurl/application/PhabricatorPhurlApplication.php

@@ -26,6 +26,10 @@ final class PhabricatorPhurlApplication extends PhabricatorApplication {
     return true;
   }
 
+  public function getApplicationGroup() {
+    return self::GROUP_UTILITIES;
+  }
+
   public function getRemarkupRules() {
     return array(
       new PhabricatorPhurlRemarkupRule(),

src/applications/ponder/application/PhabricatorPonderApplication.php

@@ -34,6 +34,10 @@ final class PhabricatorPonderApplication extends PhabricatorApplication {
     );
   }
 
+  public function getApplicationGroup() {
+    return self::GROUP_UTILITIES;
+  }
+
   public function supportsEmailIntegration() {
     return true;
   }

src/applications/releeph/application/PhabricatorReleephApplication.php

@@ -18,6 +18,10 @@ final class PhabricatorReleephApplication extends PhabricatorApplication {
     return 'fa-flag-checkered';
   }
 
+  public function getApplicationGroup() {
+    return self::GROUP_UTILITIES;
+  }
+
   public function isPrototype() {
     return true;
   }