Merge branch 'develop' of https://github.com/opensheetmusicdisplay/opensheetmusicdisplay into develop

tsconfig.json

@@ -4,7 +4,8 @@
     "module": "commonjs",
     "moduleResolution": "node",
     "outDir": "dist",
-    "declaration": true
+    "declaration": true,
+    "sourceMap": true
   },
   "exclude": [
     "node_modules",