adds qinfo management command

It seems more practical to give this its own command instead of `qmonitor --info`

django_q/tests/test_commands.py

@@ -6,7 +6,12 @@ from django.core.management import call_command
 def test_qcluster():
     call_command('qcluster', run_once=True)
 
+
 @pytest.mark.django_db
 def test_qmonitor():
     call_command('qmonitor', run_once=True)
-    call_command('qmonitor', info=True)
+
+
+@pytest.mark.django_db
+def test_qinfo():
+    call_command('qinfo')

django_q/tests/test_monitor.py

@@ -2,7 +2,7 @@ import pytest
 import redis
 
 from django_q.cluster import Cluster
-from django_q.monitor import monitor, Stat, info, ping_redis
+from django_q.monitor import monitor, Stat, ping_redis
 
 
 def test_monitor():