[l10n] Updated Italian translation.
Updated Danish translation
[l10n] Updated German translation
Use python attributes instead of set_data (bug #679302)
Remove usage of [gs]et_data in other plugins.
Fix i18n of the session saver plugin by using unicode gettext.

This changes the _() function to return a unicode object instead
of a str object. This way '_("%s") % unicode' works fine even
if the translated string contains non-ascii characters.
Remove duplicate edit points before text is inserted
Make multiedit respond to both Ctrl+e and Ctrl+E
Fix column edit cut/copy/paste
Make align module unicode aware
Corrected align whitespace groups
Use PEP whitespaces
Fix align help
Make commander entry appear transparent
Make info scrollbar visible again
Support modules with underscores
Allow calling modules in commander.modules
Added support for smooth scroll
Release 3.5.1
Updated Polish translation