update requirements/imports for socket.io

app/__init__.py

@@ -13,13 +13,16 @@ from flask import Flask, redirect, url_for, request, render_template, flash, ses
 from flask_wtf import FlaskForm
 from flask_bootstrap import Bootstrap
 from wtforms import StringField, SubmitField, TextAreaField, validators
+from flask_socketio import SocketIO
 
+# global declarations
 global time_stamp
 
 
 def create_app(config_name):
     app = Flask(__name__) # initialization of the flask app
     Bootstrap(app) # allowing app to use bootstrap
+    socketio = SocketIO(app)
 
     global return_url
     return_url = ''

requirements.txt

 argh==0.26.2
 Click==7.0
 dominate==2.3.5
+eventlet==0.17.4
 Flask==1.0.2
 Flask-Bootstrap==3.3.7.1
 Flask-Login==0.4.1
+Flask-SocketIO==4.2.1
 Flask-Testing==0.7.1
 Flask-WTF==0.14.2
+greenlet==0.4.15
+gunicorn==18.0
 itsdangerous==1.1.0
 Jinja2==2.10.1
 Mako==1.0.7
@@ -14,6 +18,8 @@ pathtools==0.1.2
 pbr==5.1.3
 python-dateutil==1.5
 python-editor==1.0.4
+python-engineio==3.10.0
+python-socketio==4.3.1
 pytz==2013.7
 PyYAML==5.1.2
 six==1.12.0
@@ -22,5 +28,6 @@ virtualenv==16.4.3
 virtualenv-clone==0.5.1
 virtualenvwrapper==4.8.4
 visitor==0.1.3
+watchdog==0.9.0
 Werkzeug==0.14.1
 WTForms==2.2.1