Add changelog entry

CHANGELOG.md

@@ -1,3 +1,16 @@
+# 0.2.0
+
+- Add `homepage` and `metadata` fields to `arx.gemspec`. ([#1](https://github.com/eonu/arx/pull/1), [#14](https://github.com/eonu/arx/pull/14))
+- Specify required ruby version (`~> 2.5`) in `arx.gemspec`. ([#2](https://github.com/eonu/arx/pull/2))
+- Add badges to `README.md`. ([#3](https://github.com/eonu/arx/pull/3), [#9](https://github.com/eonu/arx/pull/9))
+- Fix documentation for `Arx::Paper`'s field methods `exact` argument. ([#4](https://github.com/eonu/arx/pull/4))
+- Flatten provided values in `Arx::Paper`'s field instance methods (allow an array as the `values` splat parameter). ([#5](https://github.com/eonu/arx/pull/5))
+- Add `Arx.find` and `Arx.get` as aliases for `Arx.search`. ([#6](https://github.com/eonu/arx/pull/6), [#8](https://github.com/eonu/arx/pull/8))
+- Update documentation links in `arx.gemspec` and `README.md`. ([#7](https://github.com/eonu/arx/pull/7))
+- Remove newline from end of `Gemfile`. ([#11](https://github.com/eonu/arx/pull/11))
+- Add ruby-head version to RVM rubies in `.travis.yml`. ([#12](https://github.com/eonu/arx/pull/12))
+- Remove unnecessary git-ignored files. ([#13](https://github.com/eonu/arx/pull/13), [#10](https://github.com/eonu/arx/pull/10))
+
 # 0.1.0
 
 Initial commit! 🎉