chore(release): Bump version to 4.0.3 [skip ci]

## [4.0.3](v4.0.2...v4.0.3) (2018-06-22)

### Bug Fixes

* Fix excess classes on row component ([#259](#259)) ([2bb2d89](2bb2d89))

package.json

@@ -1,6 +1,6 @@
 {
   "name": "harmonium",
-  "version": "4.0.2",
+  "version": "4.0.3",
   "description": "An opinionated React component framework for teams that move fast.",
   "repository": {
     "type": "git",