[v2] modified repo create, file upload, update, download, ...

* repo create: myhome, pubrepo, group
* handled 'is_password_set' etc.
* view-online is not offered for file in enc repo in 'passwd local' mode
* removed 'open local file'
* added 'v2 tip' in seafile_access_check page

media/js/base.js

@@ -54,6 +54,12 @@ $(document).click(function(e) {
     }
 });
 
+// clear repo enc info when log out
+$('#logout').click(function() {
+    if ('localStorage' in window && window['localStorage'] !== null) {
+        localStorage.clear();
+    }
+});
 if ($.browser.mozilla || $.browser.msie) {
     $('a').focus(function() {
         $(this).blur();