New: update fckeditor version 2.6.4

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htdocs/includes/fckeditor/_documentation.html

htdocs/includes/fckeditor/_upgrade.html

htdocs/includes/fckeditor/_whatsnew.html

htdocs/includes/fckeditor/_whatsnew_history.html

htdocs/includes/fckeditor/editor/css/fck_editorarea.css

htdocs/includes/fckeditor/editor/css/fck_internal.css

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...udes/fckeditor/editor/dialog/common/fck_dialog_common.css

...ludes/fckeditor/editor/dialog/common/fck_dialog_common.js

htdocs/includes/fckeditor/editor/dialog/fck_about.html

htdocs/includes/fckeditor/editor/dialog/fck_anchor.html

htdocs/includes/fckeditor/editor/dialog/fck_button.html

htdocs/includes/fckeditor/editor/dialog/fck_checkbox.html

...s/includes/fckeditor/editor/dialog/fck_colorselector.html

htdocs/includes/fckeditor/editor/dialog/fck_div.html

htdocs/includes/fckeditor/editor/dialog/fck_docprops.html

...itor/editor/dialog/fck_docprops/fck_document_preview.html

htdocs/includes/fckeditor/editor/dialog/fck_flash.html

...s/includes/fckeditor/editor/dialog/fck_flash/fck_flash.js