Call GetNext twice as many times to distribute seed across the whole buffer even for single byte seeds
--- a/hedgewars/uRandom.pas Wed May 02 15:29:21 2018 -0400
+++ b/hedgewars/uRandom.pas Wed May 02 23:07:41 2018 +0200
@@ -79,7 +79,7 @@
for i:= t to 54 do
cirbuf[i]:= $A98765 + 68; // odd number
-for i:= 0 to 1023 do
+for i:= 0 to 2047 do
GetNext;
end;