Add dependencies to README

Signed-off-by: João Victor Tozatti Risso <jvtr12@inf.ufpr.br>

README.md

 # SIMCAQ
+
+# Dependencies
+
+Previous versions of Node.js do not support ECMAScript6, it is recommended to use at least version 4.5.0LTS.
+
+1) Install [NVM (Node Version Manager)](https://github.com/creationix/nvm)
+
+2) Install Node.js via NVM
+
+> source ~/.bashrc
+> nvm install v4.5.0
+
+3) Enable Node.js
+
+> nvm use v4.5.0
+
+4) Install babel and gulp globally
+
+> npm install -g gulp gulp-cli babel
+
+5) Install project dependencies
+
+> npm install