Update build_model_keras.py

coz it is Merge branch 'master' of https://github.com/ganeshsamarth/text_summarization_test

model tested with validation data

Update README.md

the entire thing is changed

the data is all set and ready, some work w.r.t the model is left

changed in for linux machine

padded sequences and train_model updated in keras

dynamic wrapper rename to just atteniotn wrapper

Update build_model.py

train_model.py is the training script in tensorflow

Update build_model.py

build_model.py contains the model in tensorflow

Data Manip and data clean have been added

lstm.py