title: sequelize postgres install dependency error with sqlite dialect
body: <p>I want to use sqlite database with electron, sequelize and sqlite database but I get postgres dependancy install error :</p>
  
  <pre><code>These dependencies were not found:
  
  * pg-hstore in ./node_modules/sequelize/lib/dialects/postgres/hstore.js
  * tedious in ./node_modules/sequelize/lib/dialects/mssql/query.js
  
  To install them, you can run: npm install --save pg-hstore tedious
  </code></pre>