`sequence/TimeseriesGenerator`, and `text/hashing_trick`.
*   Accelerated Linear Algebra (XLA):
    *   Select and scatter in reference util and evaluator now use
        lexicographical order to break ties.
*   TensorFlow Debugger (tfdbg) CLI:
    *   During tensor-filter operations, allow exclusion of nodes by regular
        expressions.

ConstantTimeCompare(x, y []byte) int { if len(x) != len(y) { return 0 } var v byte for i := 0; i < len(x); i++ { v |= x[i] ^ y[i] } return constanttime.ByteEq(v, 0) } // ConstantTimeLessOrEq returns 1 if x <= y and 0 otherwise. The comparison // is lexigraphical, or big-endian. The time taken is a function of the length of // the slices and is independent of the contents. If the lengths of x and y do not // match it returns 0 immediately. func ConstantTimeLessOrEq(x, y []byte) int { if len(x) != len(y)...