fix restart without cfg

restart did not work when no cfg was given and process was
in zombie state

+ fix restart 'all'

frappyman.py

@@ -94,6 +94,15 @@ class FrappyManager(ServiceManager):
             raise UsageError('need service to start (one of %s)' % ', '.join(self.services))
         super().do_start(ins, service, cfg, restart, wait, logger)
 
+    def do_restart(self, ins, service=None, cfg=None, logger=None):
+        ins_list = super().do_restart(ins, service, cfg, logger)
+        if ins_list:  # wildcard used
+            # determine running processes with cfg
+            cfginfo = {}
+            self.get_procs(None, cfginfo)
+            cfgs = {i for i, s in cfginfo if s == service or service is None}
+            return [i for i in ins_list if i in cfgs]
+
     def check_server(self, ins='', service='main'):
         start_dir, env = self.prepare_start(ins, service)
         sys.path.insert(0, start_dir)