LazyPromise: refresh concurrency (#126)

* [common] lazy: extend with dispose, better order; refresh + main load concurrency resolved; +tests

* [mobx] observing extension + tests

* bumped packages

* ban multiple observing extensions

* refine docs

Author: idudinov

package-lock.json

@@ -1,6 +1,6 @@
 {
   "name": "@zajno/common-mobx",
-  "version": "1.7.1",
+  "version": "1.7.2",
   "description": "Zajno's re-usable utilities for JS/TS projects using MobX",
   "private": false,
   "type": "module",
@@ -40,7 +40,7 @@
     "mobx": "^6.13.7"
   },
   "peerDependencies": {
-    "@zajno/common": "^2.8.1",
+    "@zajno/common": "^2.8.2",
     "mobx": "^6.13",
     "tslib": "^2.8"
   },