Dropdown allows faceting by same tag or group twice

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#4,064 opened on Nov 14, 2016 1 comment 0 reactions 0 assignees View on GitHub

bug

Description

![peek 2016-11-14 13-41](https://cloud.githubusercontent.com/assets/22498/20266931/3216dc14-aa70-11e6-8bde-a70e2a88051f.gif)

Suggestion: any facets that are already in the search query (either in the `` or as lozenges) shouldn't be shown as suggestions.

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