Recognize ZSTD in zipped buffer

Just provide proper error message

Author: linev

scripts/JSRootIOEvolution.js

@@ -169,6 +169,7 @@
          if (getChar(curr) == 'Z' && getChar(curr+1) == 'L' && getCode(curr+2) == 8) { fmt = "new"; off = 2; } else
          if (getChar(curr) == 'C' && getChar(curr+1) == 'S' && getCode(curr+2) == 8) { fmt = "old"; off = 0; } else
          if (getChar(curr) == 'X' && getChar(curr+1) == 'Z') fmt = "LZMA"; else
+         if (getChar(curr) == 'Z' && getChar(curr+1) == 'S' && getCode(curr+2) == 1) fmt = "ZSTD"; else
          if (getChar(curr) == 'L' && getChar(curr+1) == '4') { fmt = "LZ4"; off = 0; CHKSUM = 8; }
 
 /*