SDK-1076: Update http module to try importing urllib first, then urlparse for python 2.7 support

Author: MrBurtyyy

yoti_python_sdk/http.py

@@ -8,13 +8,17 @@
     JSON_CONTENT_TYPE,
 )
 from cryptography.fernet import base64
-from urllib.parse import urlencode
 
 import yoti_python_sdk
 import requests
 import uuid
 import time
 
+try:
+    from urllib.parse import urlencode
+except ImportError:
+    from urlparse import urlencode
+
 HTTP_POST = "POST"
 HTTP_GET = "GET"
 HTTP_SUPPORTED_METHODS = ["POST", "PUT", "PATCH", "GET", "DELETE"]