Update let xadmin has basicly responsive ablitly.
--a
Upgrade bootstrap to 3.0, not finish.
同步图片链接
Merge pull request #21 from grassofhust/bp3

Update images links
Merge branch 'refs/heads/master' into bp3

Conflicts:
	xadmin/layout.py
	xadmin/plugins/details.py
	xadmin/plugins/quickform.py
	xadmin/static/xadmin/js/xadmin.widget.datetime.js
	xadmin/templates/xadmin/base_site.html
	xadmin/templates/xadmin/widgets/qbutton.html
	xadmin/views/dashboard.py
	xadmin/widgets.py
Remove top nav fix script.
Init mobile template
Upgrade font-icons
Mobile user can't scale screen
Small change, delete white space
Add mobile plugin, and some mobile template responsive feature.
Merge branch 'refs/heads/master' into bp3
Update for bootstrap3 responsive.
Remove is_mob tag.
update bp3
Add bp3 crispy-form template pack
Change for bp3 updates, form tags and btn-default etc.
Fix editable form display bugs.
Add breakpoint data-api trigger.