Translation to Brazilian Portuguese
Update from upstream/master

Merge remote-tracking branch 'upstream/master' into translation_to_pt-br
Some language adaptions on pt-br properties
translation of lastest properties
Merge remote-tracking branch 'upstream/master' into translation_to_pt-br
Fanout service for Sparkleshare clients
Show indicators for Sparkleshared repositories
Refresh authenticated user model for each page request (issue-186)
Fix submodule links on commit, comitdiff, and tree page (issue-178)
Eliminate unused method
Null checks when generating a fork network (issue-187)
Set the new objectid for all diff entries (issue-178)
Improve history display of a submodule link
Support --baseFolder parameter and small data reorganization
Include missing model classes in api library (issue-184)
Prepare 1.2.1 release
Reset build identifiers for next release
Updated docs for upgrade procedure
Escape metacharacters for settings updates
添加中文语言