feat: Break render and parse types

Both render and parse are async now.
Return type of render contains svg and bindFunctions.
Parse will not throw error if parseOptions.silent is passed.

docs/config/setup/interfaces/mermaidAPI.RenderResult.md

@@ -0,0 +1,78 @@
+> **Warning**
+>
+> ## THIS IS AN AUTOGENERATED FILE. DO NOT EDIT.
+>
+> ## Please edit the corresponding file in [/packages/mermaid/src/docs/config/setup/interfaces/mermaidAPI.RenderResult.md](../../../../packages/mermaid/src/docs/config/setup/interfaces/mermaidAPI.RenderResult.md).
+
+# Interface: RenderResult
+
+[mermaidAPI](../modules/mermaidAPI.md).RenderResult
+
+Function that renders an svg with a graph from a chart definition. Usage example below.
+
+```javascript
+mermaidAPI.initialize({
+  startOnLoad: true,
+});
+$(function () {
+  const graphDefinition = 'graph TB\na-->b';
+  const cb = function (svgGraph) {
+    console.log(svgGraph);
+  };
+  mermaidAPI.render('id1', graphDefinition, cb);
+});
+```
+
+**`Param`**
+
+The id for the SVG element (the element to be rendered)
+
+**`Param`**
+
+The text for the graph definition
+
+**`Param`**
+
+Callback which is called after rendering is finished with the svg code as in param.
+
+**`Param`**
+
+HTML element where the svg will be inserted. (Is usually element with the .mermaid class)
+If no svgContainingElement is provided then the SVG element will be appended to the body.
+Selector to element in which a div with the graph temporarily will be
+inserted. If one is provided a hidden div will be inserted in the body of the page instead. The
+element will be removed when rendering is completed.
+
+## Properties
+
+### bindFunctions
+
+• `Optional` **bindFunctions**: (`element`: `Element`) => `void`
+
+#### Type declaration
+
+▸ (`element`): `void`
+
+##### Parameters
+
+| Name      | Type      |
+| :-------- | :-------- |
+| `element` | `Element` |
+
+##### Returns
+
+`void`
+
+#### Defined in
+
+[mermaidAPI.ts:382](https://github.com/mermaid-js/mermaid/blob/master/packages/mermaid/src/mermaidAPI.ts#L382)
+
+---
+
+### svg
+
+• **svg**: `string`
+
+#### Defined in
+
+[mermaidAPI.ts:381](https://github.com/mermaid-js/mermaid/blob/master/packages/mermaid/src/mermaidAPI.ts#L381)