code: protected static boolean isTargetOp( TokenList.Token token , Symbol[] ops ) {
          Symbol c = token.symbol;
          for (int i = 0; i < ops.length; i++) {
              if( c == ops[i])
                  return true;
          }
          return false;
      }
docs: Checks to see if the token is in the list of allowed character operations.  Used to apply order of operations
  @param token Token being checked
  @param ops List of allowed character operations
  @return true for it being in the list and false for it not being in the list