Updates for release

README.md

@@ -56,7 +56,7 @@ Local Storage and Session Storage is stored in the AppData folder:
 Not open-contribution
 ---------------------
 
-draw.io is closed to contributions.
+draw.io is closed to contributions (unless a maintainer permits it, which is extremely rare).
 
 The level of complexity of this project means that even simple changes 
 can break a _lot_ of other moving parts. The amount of testing required 

drawio

@@ -1 +1 @@
-Subproject commit 4b63b08d1e9aa8db68a9e1041e095cb70256fe89
+Subproject commit 987146fb55a547a975961f57dddc781abf7648ba

package.json

@@ -1,6 +1,6 @@
 {
   "name": "draw.io",
-  "version": "26.0.15",
+  "version": "26.0.16",
   "description": "draw.io desktop",
   "exports": "./src/main/electron.js",
   "type": "module",