noosfero | chat: fix status change and search (#635)

[Bráulio Bhavamitra]

New Merge Request #635

https://gitlab.com/noosfero/noosfero/merge_requests/635

Project:Branches: brauliobo/noosfero:chat-usability to noosfero/noosfero:master
Author:    Bráulio Bhavamitra
Assignee:  

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