chore: move back to Jenkins CI

GitHub Actions are not usable for PR based workflow, see maxheld83/ghactions#262 (comment)

This reverts commit 8d3114f.

.travis.yml

@@ -0,0 +1,18 @@
+dist: xenial
+language: node_js
+cache:
+  directories:
+    - node_modules
+notifications:
+  email: false
+node_js:
+  - '8'
+script:
+  - npm run lint
+  - git fetch --unshallow origin || true
+  - git fetch origin refs/heads/master:refs/remotes/origin/master
+after_success:
+  - npm run semantic-release
+branches:
+  except:
+    - "/^v\\d+\\.\\d+\\.\\d+(\\-.*)?$/"

package.json

@@ -21,7 +21,7 @@
   },
   "homepage": "https://github.com/telerik/kendo-angular-messages#readme",
   "devDependencies": {
-    "@telerik/semantic-prerelease": "^1.3.3",
+    "@telerik/semantic-prerelease": "^1.0.0",
     "cz-conventional-changelog": "1.2.0",
     "ghooks": "^2.0.0",
     "gulp": "^3.9.1",