Propmt when a api key can not be use + house keeping (#173)

* chore: remove old files

* chore: change JS tests to TS, delete dummy tests

* chore: bump manifests version

tests/utils/contains.spec.ts

@@ -0,0 +1,24 @@
+import chai from 'chai';
+import contains from '../../src/utils/contains';
+
+const expect = chai.expect;
+
+describe('contains', function () {
+  it('should be a function', function () {
+    expect(contains).to.be.a('function');
+  });
+
+  it('should match url against blacklist and return true', function () {
+    const list = 'localhost\ntest.com';
+
+    const url = 'http://localhost/fooapp';
+    expect(contains(url, list)).to.equal(true);
+  });
+
+  it('should not match url against blacklist and return false', function () {
+    const list = 'localhost2\ntest.com';
+
+    const url = 'http://localhost/fooapp';
+    expect(contains(url, list)).to.equal(false);
+  });
+});