add semantic-release configuration

Author: talyak

semantic_release/analyzeCommits.js

@@ -0,0 +1,9 @@
+function isBreakingChange(commit) {
+	return commit.message.toLowerCase().includes('breaking changes');
+}
+
+module.exports = function (pluginConfig, {commits}, callback) {
+	const breakingChanges = commits.some((commit) => isBreakingChange(commit));
+
+	callback(null, breakingChanges ? 'minor' : 'patch');
+};

semantic_release/verifyConditions.js

@@ -0,0 +1,5 @@
+module.exports = function (pluginConfig, config, callback) {
+
+	// we have no conditions to verify
+	callback(null);
+};