[IMP] website.snippet: snippets can be splitted into separate template and be called into the lits of the snippet
[IMP] website.snippet: add data-oe-call to call a template from the website and keep all content editable; used for demo page of snippets
[FIX] website fix image controller for xmlid
[FIX] website_links ZeroClipboard location

move ZeroClipboard to lib
remove useless map file