MERGE: リビジョン1784。Skin::getFriendlyNames()を廃止し、代替メソッドを2つ追加。

MERGE: リビジョン1784。Skin::getFriendlyNames()を廃止し、代替メソッドを2つ追加。

Skin::getDefaultTypes()とSkin::getAvailableTypes()を追加し関連する修正をした。

Revision 1784:
ADD: Skin::getDefaultTypes() and Skin::getAvailableTypes() instead of
Skin::getFriendlyNames()

For easy understanding, rename some functions related to skin and did
some modifications.

Rename: Actions::getSkinTypeFriendlyNames() to
Actions::getDefaultSkinTypes()
Rename: Actions::$skin_type_friendly_names to
Actions::$default_skin_types
Change: Admin::action_skinedit()
Change: Admin::action_skinedittype()
Change: Admin::action_skinremovetype()
Change: listplug_table_skinlist()

http://nucleuscms.svn.sourceforge.net/viewvc/nucleuscms?view=revision&revision=1784