#10 #14 [ok]

add attachment feature,
1) upload, delete,
2) link attach into content (include tinymce & markdown)

markdown-editor.js add insertLink function to add link into markdown
content, usage:
MarkdownEditor.insertLink(link, title)

paste plugin edit for safety image

public/tinymce/plugins/paste/plugin.js

@@ -472,7 +472,7 @@ define("tinymce/pasteplugin/Clipboard", [
 			      	var c = new FormData;
 				    c.append("from", "pasteImage");
 				    c.append("file", blob);
-				    c.append("noteId", Note.curNoteId);
+				    c.append("noteId", Note.curNoteId); // life
 				    // var d;
 				    // d = $.ajaxSettings.xhr();
 				    // d.withCredentials = i;var d = {};