increment development version to 4.3.0-rc.1

src/core/globals.ml

@@ -24,11 +24,11 @@ type platform =
 	| Hl
 	| Eval
 
-let version = 4200
+let version = 4300
 let version_major = version / 1000
 let version_minor = (version mod 1000) / 100
 let version_revision = (version mod 100)
-let version_pre = None
+let version_pre = Some "rc.1"
 
 let macro_platform = ref Neko