Fix possible staled flann index (#1742)

* Fix possible staled flann index

* fixed compatible crc flann index after repair and reload

* Added tests

* test coverage

* testing another possible branch

* removed doxygen tag version not opulated yet

* updated codedev to ignore test code

* Disabled all mac intel ci flaky builds

doxygen/versions.js

@@ -13,5 +13,4 @@
  */
 window.RTABMAP_DOC_VERSIONS = [
     ['latest', 'latest'],
-    ['0.23.10', '0.23.10'],
 ];