fixed sorting, fixed #197
updated translations
more pep8 checks
translation updates
minor style changes
test compatibility with django 1.6
changed setup and included grappelli > 2.5
fileobject.directory and fileobject.folder is deprecated
not about removed MEDIA_ROOT, MEDIA_URL
added docs to signals
no versions and admin_versions if file object is a version
added notes for next version (FIXME)
docs updated, fixed #198
changed docs configuration in order to use the new sphinx theme correctly
translations update
Merge upstream

Conflicts:
	README.rst
	filebrowser/locale/az/LC_MESSAGES/django.mo
	filebrowser/locale/az/LC_MESSAGES/django.po
	filebrowser/locale/bg_BG/LC_MESSAGES/django.mo
	filebrowser/locale/bg_BG/LC_MESSAGES/django.po
	filebrowser/locale/cs/LC_MESSAGES/django.mo
	filebrowser/locale/cs/LC_MESSAGES/django.po
	filebrowser/locale/de/LC_MESSAGES/django.mo
	filebrowser/locale/de/LC_MESSAGES/django.po
	filebrowser/locale/es/LC_MESSAGES/django.mo
	filebrowser/locale/es/LC_MESSAGES/django.po
	filebrowser/locale/fa/LC_MESSAGES/django.mo
	filebrowser/locale/fa/LC_MESSAGES/django.po
	filebrowser/locale/fr/LC_MESSAGES/django.mo
	filebrowser/locale/fr/LC_MESSAGES/django.po
	filebrowser/locale/is/LC_MESSAGES/django.mo
	filebrowser/locale/is/LC_MESSAGES/django.po
	filebrowser/locale/it/LC_MESSAGES/django.mo
	filebrowser/locale/it/LC_MESSAGES/django.po
	filebrowser/locale/ja/LC_MESSAGES/django.mo
	filebrowser/locale/ja/LC_MESSAGES/django.po
	filebrowser/locale/ja_JP/LC_MESSAGES/django.mo
	filebrowser/locale/ja_JP/LC_MESSAGES/django.po
	filebrowser/locale/mn/LC_MESSAGES/django.mo
	filebrowser/locale/mn/LC_MESSAGES/django.po
	filebrowser/locale/nb/LC_MESSAGES/django.mo
	filebrowser/locale/nb/LC_MESSAGES/django.po
	filebrowser/locale/pl_PL/LC_MESSAGES/django.mo
	filebrowser/locale/pl_PL/LC_MESSAGES/django.po
	filebrowser/locale/pt_BR/LC_MESSAGES/django.mo
	filebrowser/locale/pt_BR/LC_MESSAGES/django.po
	filebrowser/locale/ru_RU/LC_MESSAGES/django.mo
	filebrowser/locale/ru_RU/LC_MESSAGES/django.po
	filebrowser/locale/sk/LC_MESSAGES/django.mo
	filebrowser/locale/sk/LC_MESSAGES/django.po
	filebrowser/locale/sl_SI/LC_MESSAGES/django.mo
	filebrowser/locale/sl_SI/LC_MESSAGES/django.po
	filebrowser/locale/sv/LC_MESSAGES/django.mo
	filebrowser/locale/sv/LC_MESSAGES/django.po
	filebrowser/locale/tr_TR/LC_MESSAGES/django.mo
	filebrowser/locale/tr_TR/LC_MESSAGES/django.po
	filebrowser/locale/vi/LC_MESSAGES/django.mo
	filebrowser/locale/vi/LC_MESSAGES/django.po
	filebrowser/locale/zh_CN/LC_MESSAGES/django.mo
	filebrowser/locale/zh_CN/LC_MESSAGES/django.po
	filebrowser/templates/filebrowser/createdir.html
	filebrowser/templates/filebrowser/detail.html
	filebrowser/templates/filebrowser/include/tableheader.html
	filebrowser/tests/test_base.py
	filebrowser/tests/test_sites.py
	setup.py