Update index.test.js, examples/all-options.js, examples/log-to-file.js,...

Update index.test.js, examples/all-options.js, examples/log-to-file.js, examples/no-options.js, package.json files

examples/all-options.js

+const Log = require('../index.js')
+
+let log = new Log({
+  name: 'Sample-Application',
+  hostname: 'test-server'
+})
+
+log.info('This is an Information')
+log.notice('This is a Notice')
+log.warn('This is a Warning')
+log.error('This is an Error')
+log.fatal('This is a Fatal Message')
+log.debug('This is a Debug Message')