feat: add bitbucket merge commits to ignore list (#304)

Author: byCedric

Diff for: @commitlint/is-ignored/src/index.js

@@ -14,7 +14,8 @@ const WILDCARDS = [
 				.shift()
 				.replace(/^chore(\([^)]+\))?:/, '')
 				.trim()
-		)
+		),
+	c => c.match(/^Merged (.*?)(in|into) (.*)/)
 ];
 
 export default function isIgnored(commit = '') {

Diff for: @commitlint/is-ignored/src/index.test.js

@@ -96,3 +96,10 @@ test('should return true fixup commits', t => {
 test('should return true squash commits', t => {
 	t.true(isIgnored('squash! initial commit'));
 });
+
+test('should return true for bitbucket merge commits', t => {
+	t.true(
+		isIgnored('Merged in feature/facebook-friends-sync (pull request #8)')
+	);
+	t.true(isIgnored('Merged develop into feature/component-form-select-card'));
+});