yornyang v1.6.6

npm install yornyang -g use 'yarn start' to start project there some yorn-command to use: 1.use "yorn addcmp " to create a component which will under 'src/components/cmp', and there will also be a index.js file under the dir 2.use "yorn addpage " to create a dir which contains the page u create and the route for the page 3.by the way, yorn-cli has created static files such as index.js under router which is used to collect the route for the project start, HelloWorld and YornCli under components is important, also important as Discover and Yorn under pages