move vendor js into head for better reusability
make xlwt real optional

you can install it by `pip install django-xadmin[Excel]`
not render in __repr__

causing recursion with template panel in DebugToolbar
add a way to disable queryset.select_related in ListAdminView

it's unacceptable slow when sql inner joins multiple tables
also, only select_related the displaying fields to boost performance
add fields attr support when calling modelform_factory
actually #14529 already fixed in django 1.2 at least
fix context naming conflict of bookmark permissions
Fix chart plugin label translate error, maybe throw Circular reference
Improve form label and controls size.
Fix Export plugins error, fix export columns order.
Fix wizard form bug, when has fk fields save form will crash .
Merge branch 'refs/heads/bookmark-conflict'

Conflicts:
	xadmin/templates/xadmin/base.html
	xadmin/templates/xadmin/blocks/model_list.nav_menu.bookmarks.html
Fix issues #50 move jquery js into head for better reusability
Fix auth pages html to compact themes, and remove unused registration templates.
Fixed #56
Add password reset plugins, not finish.
Don't use django1.5 util method 'slugify' for compact django1.4
Set login view use site.set_login_view method.
When has no site permission, cos attr `need_site_permission` decide goto login view or continue.
password reset form improve