fix link

example 17: use wasm-loader

update readme for examples 17 and 18

example 15: update gitignore

use `webpack-dev-server` as default web server

added example 18: webpack#next + rust

added example 17: webpack v3 + rust

first rust example

rename first webpack example

update readme

add example 15

example 14: update browser versions

add example 14

update example 12

added example 13