Release 8.3.1. Reseting the flow parser between parsings

package.json

@@ -1,6 +1,6 @@
 {
   "name": "mermaid",
-  "version": "8.3.0",
+  "version": "8.3.1",
   "description": "Markdownish syntax for generating flowcharts, sequence diagrams, class diagrams, gantt charts and git graphs.",
   "main": "dist/mermaid.core.js",
   "keywords": [

src/mermaidAPI.js

@@ -316,6 +316,7 @@ function parse(text) {
       parser.parser.yy = gitGraphAst;
       break;
     case 'flowchart':
+      flowDb.clear();
       parser = flowParser;
       parser.parser.yy = flowDb;
       break;