[openstreetmap-website] Rescue to StandardError instead of Exception (#852)

[Adam Conrad]

Rescuing to `Exception` broadens error handling and is potentially more difficult to track than simply calling `rescue` which is delivered to `StandardError`.
You can merge this Pull Request by running:

  git pull https://github.com/acconrad/openstreetmap-website patch-1

Or you can view, comment on it, or merge it online at:

  https://github.com/openstreetmap/openstreetmap-website/pull/852

-- Commit Summary --

  * Rescue to StandardError instead of Exception

-- File Changes --

    M lib/osm.rb (2)

-- Patch Links --

https://github.com/openstreetmap/openstreetmap-website/pull/852.patch
https://github.com/openstreetmap/openstreetmap-website/pull/852.diff

---
Reply to this email directly or view it on GitHub:
https://github.com/openstreetmap/openstreetmap-website/pull/852
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