Add auto-release

.autorc

@@ -0,0 +1,12 @@
+{
+  "no-version-prefix": true,
+  "onlyPublishWithReleaseLabel": true,
+  "name": "Artsy",
+  "email": "it@artsymail.com",
+  "labels": {
+    "major": "Version: Major",
+    "minor": "Version: Minor",
+    "patch": "Version: Patch",
+  },
+  "noReleaseLabels": ["Version: Trivial", "Skip Release"]
+}

README.md

@@ -387,39 +387,14 @@ if you have suggestions.
 
 <details>
 
-Circle CI is set up to publish releases to NPM automatically via
-[semantic-release][semantic-release] following every successful merge to master.
+`react-responsive-media` uses [auto-release](https://github.com/intuit/auto-release#readme) to automatically release on every PR. Every PR should have a label that matches one of the following
 
-Release versions (major, minor, patch) are triggered
-[by commit messages][release-commit-message-format], when they adhere to
-[Ember conventions][ember-release-format]:
+- Version: Trivial
+- Version: Patch
+- Version: Minor
+- Version: Major
 
-```
-[TAG context] commit message
-```
-
-[Valid tags][release-tags] for release include PATCH, DOC, FIX (patch), FEATURE
-(minor), and BREAKING (major). A context is also required. Commits that do not
-adhere to this convention will not trigger an NPM release.
-
-##### Example Patch Release
-
-```
-[FIX typeface] Add missing unit
-[PATCH tooling] Bump version
-```
-
-##### Example Minor (Feature) Release
-
-```
-[FEATURE ios] Add View primitive
-```
-
-##### Example Major (Breaking) Release
-
-```
-[BREAKING refactor] Update API to support new platform
-```
+No release will happen on a `Trivial` update.
 
 </details>