Add recent changes in unreleased

CHANGELOG.md

@@ -2,6 +2,10 @@
 
 ## [Unreleased]
 
+### Fixed
+
++ Fix UTF-8 encoding error being raised on page requests - [#273]
+
 ## [3.1.0] - 2018-05-04
 
 + Fix bugs around finding pages via page_ids's that contain non-ASCII characters
@@ -79,7 +83,6 @@
 + New RootRoute constraint.
 + Updated README, with new TravisCI url.
 
-
 [Unreleased]: https://github.com/thoughtbot/high_voltage/compare/v3.1.0...HEAD
 [3.1.0]: https://github.com/thoughtbot/high_voltage/compare/v3.0.0...v3.1.0
 [3.0.0]: https://github.com/thoughtbot/high_voltage/compare/v2.4.0...v3.0.0
@@ -93,3 +96,5 @@
 [1.2.3]: https://github.com/thoughtbot/high_voltage/compare/v1.2.2...v1.2.3
 [1.2.2]: https://github.com/thoughtbot/high_voltage/compare/v1.2.1...v1.2.2
 [1.2.1]: https://github.com/thoughtbot/high_voltage/compare/v1.2.0...v1.2.1
+
+[#273]: https://github.com/thoughtbot/high_voltage/pull/273