chore: Check required params. (#46)

* chore: Check required params.

* fix: Linting.

* feat: Specify a list of peers with write access.

* test: Identify OrbitDB tests.

* test: IPFS access controller.

* test: Omit "OrbitDB" from test labels.

* test: Correctly set write options.

* fix: Linting.

test/database.test.js

@@ -107,6 +107,7 @@ describe('Database', function () {
       await headsStorage.close()
 
       await rmrf(headsPath)
+      await rmrf('./custom-directory')
     })
 
     it('uses given MemoryStorage for headsStorage', async () => {