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sparklemotion · Jul 5, 2017 · f97683d · f97683d
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+# 1.8.1 / unreleased
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+## Dependencies
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+The optional dependency on the pkg-config gem has had its constraint loosened to `~> 1.1` (from `~> 1.1.7`). [#1660]
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 # 1.8.0 / 2017-06-04
 
 ## Backwards incompatibilities