use new gevent version to support python 3.7

onionr/api.py

@@ -20,7 +20,7 @@
 import flask
 from flask import request, Response, abort, send_from_directory
 from multiprocessing import Process
-from gevent.wsgi import WSGIServer
+from gevent.pywsgi import WSGIServer
 import sys, random, threading, hmac, hashlib, base64, time, math, os, json
 from core import Core
 from onionrblockapi import Block

requirements.txt

@@ -1,7 +1,7 @@
 urllib3==1.23
 requests==2.18.4
 PyNaCl==1.2.1
-gevent==1.2.2
+gevent==1.3.6
 sha3==0.2.1
 defusedxml==0.5.0
 simple_crypt==4.1.7