Added Webpack Tree Shaking support

#### Version 6.0.0
**Warning**: Non-backward compatible API changes!
* Refactored library into [ES6 Modules](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Guide/Modules).
* Replaced custom `merge` tool with [Webpack](https://webpack.js.org/)
* Removed `common`, `orgdiagram` and `famdiagram` namespaces.
* Added [Webpack Tree Shaking](https://webpack.js.org/guides/tree-shaking/) support
* Renamed `primitives.orgdiagram.Config` into `OrgConfig`
* Renamed `primitives.orgdiagram.ItemConfig` into `OrgItemConfig`
* Renamed `primitives.orgdiagram.Control` into `OrgDiagram`
* Renamed `primitives.famdiagram.Config` into `FamConfig`
* Renamed `primitives.famdiagram.ItemConfig` into `FamItemConfig`
* Renamed `primitives.famdiagram.Control` into `FamDiagram`
* Renamed `primitives.pdf.orgdiagram.Plugin` into `OrgDiagramPdfkit`
* Renamed `primitives.pdf.famdiagram.Plugin` into `FamDiagramPdfkit`
* Removed `ButtonConfig`, use `onButtonsRender` callback instead.
* Added `hasButtons` property to `TemplateConfig`
* Added `onButtonsRender` callback to `OrgConfig`, `FamConfig` and `TemplateConfig`.
* Removed `jQuery` widgets wrapping library and `jQuery` samples framework.
* Refactored `jUnit` tests into `Jest`.
* Refactored samples framework into [Bootstrap](https://getbootstrap.com/)

Author: BasicPrimitives

.eslintrc.json

@@ -1,2 +1,4 @@
 node_modules
-.vscode
+dist
+.vscode
+debug.log