Removed api
[discuss to group] fixed '.msg-main top border missing sometimes' in chrome
[sf editor] fixed bugs and cleaned up code

* fixed 'font menu no content when lang is zh-cn' bug
* added back necessary '.btn-into' styles
* rm no used js/css
Improve sys admin
[useradmin] improved user-add, set/revoke admin, user-delete
Disable shared link in encrypt repo, and fix bug when deleteing home page in personal wiki.
/locale/ Rewrite from Zh_CN
add /group/locale/fr/LC_MESSAGE/django.po
add /contacts/locale/fr/LC_MESSAGE/django.po
add /notifications/locale/fr/LC_MESSAGE/django.po
add organizations/locale/fr/LC_MESSAGES/django.po
add /profile/locale/fr/LC_MESSAGES/django.po
add /thirdpart/auth/locale/fr/LC_MESSAGES/django.po
add time from base/templatetags/seahub_tags.py entries
add Bytes to Octet translation
Modify share to shares for match HenriWahl commit : https://github.com/haiwen/seahub/commit/40b17dc28a8a0316b50be8407d44a333b78e8b2d
Correct somes details
add base/locale/fr/LC_MESSAGES/django.po and remove duplicate lines
Fixed js string bug when editing personal wiki page
Port to Windows