Add missing old versions to remote build map

https://www.reddit.com/r/KerbalSpaceProgram/comments/214z8o/my_proudest_moment_thus_far_moon_flyby_using/cga31sf/
https://forum.kerbalspaceprogram.com/index.php?/topic/106600-stock-fairing-missing/
https://forum.kerbalspaceprogram.com/index.php?/topic/113785-no-evidence-of-reentry-heating-of-any-kind/&do=findComment&comment=2019217

builds.json

@@ -1,11 +1,14 @@
 {
   "builds": {
+    "395": "0.23.0.395",
     "464": "0.23.5.464",
     "559": "0.24.2.559",
     "642": "0.25.0.642",
     "705": "0.90.0.705",
     "830": "1.0.0.830",
+    "840": "1.0.1.840",
     "842": "1.0.2.842",
+    "859": "1.0.3.859",
     "861": "1.0.4.861",
     "1024": "1.0.5.1024",
     "1028": "1.0.5.1028",