Added another try-catch to the native lib version check in case rights settings get weird (reported on MCF).

src/main/scala/li/cil/oc/util/LuaStateFactory.scala

@@ -103,6 +103,7 @@ object LuaStateFactory {
     // If the file, already exists, make sure it's the same we need, if it's
     // not disable use of the natives.
     if (file.exists()) {
+      try {
         val inCurrent = libraryUrl.openStream()
         val inExisting = new FileInputStream(file)
         var matching = true
@@ -120,6 +121,11 @@ object LuaStateFactory {
         while (inCurrentByte != -1 && inExistingByte != -1)
         inCurrent.close()
         inExisting.close()
+      }
+      catch {
+        case _: Throwable =>
+          matching = false
+      }
       if (!matching) {
         // Try to delete an old instance of the library, in case we have an update
         // and deleteOnExit fails (which it regularly does on Windows it seems).