Build: running release build on react-16 and react-17 branches

Author: stevematney

.travis.yml

@@ -6,7 +6,7 @@ node_js:
 stages:
   - test
   - name: release
-    if: branch = master && type != pull_request
+    if: branch IN (master, react-16, react-17) && type != pull_request
 
 jobs:
   include:

release.config.js

@@ -1,5 +1,10 @@
 module.exports = {
   repositoryUrl: '[email protected]:WTW-IM/react-html-element.git',
+  branches: [
+    { name: 'master' },
+    { name: 'react-17', channel: 'react-17', prerelease: 'react-17' },
+    { name: 'react-16', channel: 'react-16' },
+  ],
   plugins: [
     '@semantic-release/commit-analyzer',
     '@semantic-release/release-notes-generator',