Standalone:
cd your-project
npm install --save vuex-bitshares
Dev:
cd your-project
git submodule add git@github.com:TrustyFund/vuex-bitshares.git
npm install --save file:vuex-bitshares
Then while initiating store:
import Vue from 'vue';
import Vuex from 'vuex';
import vuexBitshares from 'vuex-bitshares';
...
Vue.use(Vuex);
const store = new Vuex.Store({...}) // Your modules
vuexBitshares(store);
export default store;