chore: Cleanup travis

.travis.yml

@@ -1,19 +1,10 @@
 language: node_js
 
 node_js:
-  - "8"
-
-services:
-  - mysql
-
-before_install:
-  - mysql -u root -e 'create database test_frappejs'
-  - echo "USE mysql;\nCREATE USER 'test_frappejs'@'localhost' IDENTIFIED BY 'test_frappejs';\nFLUSH PRIVILEGES;\n"
-  - echo "USE mysql;\nGRANT ALL PRIVILEGES ON \`test_frappejs\`.* TO 'test_frappejs'@'localhost';\n"
-  - "git clone https://github.com/frappe/frappejs && cd frappejs"
-  - "npm install -g yarn"
-  - "yarn"
+  - 8
 
 script:
-  - "yarn link && yarn link frappejs"
-  - "yarn run test"
+  - yarn
+  - yarn link
+  - yarn link frappejs
+  - yarn test