Release 1.3.6-7 for TensorFlow 1.0

Compatible with TF 1.0 and old versions ! All examples are runnable now !

• Added features for TF 1.0
  • rewrite APIs by @zsdonghao
  • cross-entropy by @YinongLong
  • RNN layer by @ssdf93
  • tutorial_minist.py for windows by @selay01
  • test all examples by @zsdonghao
• TODO
  • debug tutorial_dynamic_rnn.py and tutorial_tfrecord3.py

Thanks to @wagamamaz for the useful tricks to use TensorLayer

This version works well under TF 0.10, 0.11, 0.12 and 1.0 backend, feel free to report if you found a bug.
Many thanks!