Implement full CryptDrive export

www/slide/export.js

@@ -0,0 +1,18 @@
+// This file is used when a user tries to export the entire CryptDrive.
+// Pads from the slide app will be exported using this format instead of plain text.
+define([
+    '/common/sframe-common-codemirror.js',
+], function (SFCodeMirror) {
+    var module = {
+        type: 'md'
+    };
+
+    module.main = function (userDoc, cb) {
+        var content = userDoc.content;
+        cb(SFCodeMirror.fileExporter(content));
+    };
+
+    return module;
+});
+
+