[openstreetmap-website] Display number of comments in changeset list (#1045)

[Simon Legner]

This allows to identify disputed changesets …

![selection_001](https://cloud.githubusercontent.com/assets/782446/9529986/9439c8d8-4cfd-11e5-9809-95ff6179be73.png)

You can view, comment on, or merge this pull request online at:

  https://github.com/openstreetmap/openstreetmap-website/pull/1045

-- Commit Summary --

  * Display number of comments in changeset list

-- File Changes --

    M app/assets/images/sprite.png (0)
    M app/assets/images/sprite.svg (8)
    M app/assets/stylesheets/common.scss (10)
    M app/controllers/changeset_controller.rb (2)
    M app/views/changeset/_changeset.html.erb (4)

-- Patch Links --

https://github.com/openstreetmap/openstreetmap-website/pull/1045.patch
https://github.com/openstreetmap/openstreetmap-website/pull/1045.diff

---
Reply to this email directly or view it on GitHub:
https://github.com/openstreetmap/openstreetmap-website/pull/1045
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