Update README.md

Author: lvapeab

README.md

@@ -22,7 +22,20 @@ Library documentation: [nmt-keras.readthedocs.io](https://nmt-keras.readthedocs.
  * MLPs for initializing the RNN hidden and memory state.
  * [Spearmint](https://github.com/HIPS/Spearmint) [wrapper](https://github.com/lvapeab/nmt-keras/tree/master/meta-optimizers/spearmint) for hyperparameter optimization
 
-## Requirements
+## Installation
+
+Assuming that you have [pip](https://en.wikipedia.org/wiki/Pip_(package_manager)) installed, run:
+  
+  ```bash
+  git clone https://github.com/lvapeab/nmt-keras
+  cd nmt-keras
+  pip install -r requirements.txt
+  ```
+ 
+ for obtaining the required packages for running this library.
+ 
+
+### Requirements
 
 NMT-Keras requires the following libraries:
 

docs/source/requirements.rst

@@ -1,5 +1,17 @@
-Requirements
+Installation
 ============
+Assuming that you have pip_ installed, run::
+
+    git clone https://github.com/lvapeab/nmt-keras
+    cd nmt-keras
+    pip install -r requirements.txt
+
+for obtaining the required packages for running this library.
+
+Nevertheless, it is highly recommended to install and configure Theano_ with the GPU and speed optimizations enabled.
+
+Requirements
+^^^^^^^^^^^^
 
  - Our version of Keras_.
  - `Multimodal Keras Wrapper`_. See the documentation_ and tutorial_.
@@ -9,4 +21,6 @@ Requirements
 .. _Multimodal Keras Wrapper: https://github.com/lvapeab/multimodal_keras_wrapper
 .. _documentation: http://marcbs.github.io/staged_keras_wrapper/
 .. _tutorial: http://marcbs.github.io/multimodal_keras_wrapper/tutorial.html
-.. _Coco-caption: https://github.com/lvapeab/coco-caption
+.. _Coco-caption: https://github.com/lvapeab/coco-caption
+.. _pip: https://en.wikipedia.org/wiki/Pip_(package_manager)
+.. _Theano: http://theano.readthedocs.io/en/0.8.x/install.html