Add meaningfull process titles with currently running task name (#57)

* Customize process names (in ps/top) and add task name in logs

* Increase severity of reincarnate log messages and add task name

* Document setproctitle optional dependency

Co-authored-by: Marc Sabatier <37879561+msabatier@users.noreply.github.com>
Co-authored-by: Stan Triepels <1939656+GDay@users.noreply.github.com>

django_q/conf.py

@@ -27,6 +27,11 @@ try:
 except ModuleNotFoundError:
     resource = None
 
+try:
+    import setproctitle
+except ModuleNotFoundError:
+    setproctitle = None
+
 
 class Conf:
     """