Revert "Treat IncompleteRead as a disconnect or timeout, and reconnect."

This reverts commit c841a09.

Author: Aaron1011

tweepy/streaming.py

@@ -230,7 +230,7 @@ def _run(self):
                     self.snooze_time = self.snooze_time_step
                     self.listener.on_connect()
                     self._read_loop(resp)
-            except (Timeout, ssl.SSLError, requests.compat.IncompleteRead) as exc:
+            except (Timeout, ssl.SSLError) as exc:
                 # This is still necessary, as a SSLError can actually be
                 # thrown when using Requests
                 # If it's not time out treat it like any other exception