JsStore Versions Save

fix count query not working with where when one column has multiple value - https://github.com/ujjwalguptaofficial/JsStore/issues/364

Fix typo issue with transactionQuery - https://github.com/ujjwalguptaofficial/JsStore/issues/361

• Fix where array query not working in join - https://github.com/ujjwalguptaofficial/JsStore/issues/356

• Add map feature

• Propagate initDb error

• Fix promise chain issue in array query

• Fix nested array query in join - https://github.com/ujjwalguptaofficial/JsStore/issues/340

• Allow nested scoped where query

• Allow and query to run on where with join - https://github.com/ujjwalguptaofficial/JsStore/issues/335

• fix left join - https://github.com/ujjwalguptaofficial/JsStore/issues/327
• make altertable property optional