Reduce the amount of calls to pip and the number of tempfiles in batc…

…h_install. (pypa#5301)

* Reduce the amount of calls to pip and the number of temp files in batch_install.

* Add logic to read the progress of the install in realtime from pip and stop using progress bar.

* refactor based on PR feedback.

pipenv/cli/options.py

@@ -495,15 +495,6 @@ def callback(ctx, param, value):
 def setup_verbosity(ctx, param, value):
     if not value:
         return
-    import logging
-
-    loggers = ("pip",)
-    if value == 1:
-        for logger in loggers:
-            logging.getLogger(logger).setLevel(logging.INFO)
-    elif value == -1:
-        for logger in loggers:
-            logging.getLogger(logger).setLevel(logging.CRITICAL)
     ctx.ensure_object(State).project.s.PIPENV_VERBOSITY = value