feat: Merge Data Source (#3788)

Add the ability to merge two different series queries to generate a complete study query result.  Provides basic support for other types of merges, but those aren't yet added as full features.

babel.config.js

@@ -45,6 +45,7 @@ module.exports = {
         '@babel/plugin-proposal-object-rest-spread',
         '@babel/plugin-syntax-dynamic-import',
         '@babel/plugin-transform-regenerator',
+        '@babel/transform-destructuring',
         '@babel/plugin-transform-runtime',
         '@babel/plugin-transform-typescript',
       ],