improve frappy manager

- add functionality to guess combination of configurations from
  the running sea and frappy servers
- instead of the name only, the references to the config in
  the SeaClient modules are used
- make this information also visibible in frappy list

seaman.py

@@ -118,7 +118,7 @@ class SeaManager(ServiceManager):
         """
         if service != 'sea':  # ignore when service == 'graph'
             return ''
-        if 'sea' not in self.get_procs().get(ins):
+        if 'sea' not in self.get_procs().get(ins, ()):
             return ''
         try:
             searoot = self.env[ins].get('SEA_ROOT', '')
@@ -135,7 +135,7 @@ class SeaManager(ServiceManager):
                     if match:
                         key, dev, addon = match.groups()
                         if addon:
-                            if addon != result[1]:
+                            if addon != result[1]:  # skip stick appearing also in addon_list
                                 result.append(addon)
                         elif key == 'name':
                             result[0] = dev
@@ -145,8 +145,9 @@ class SeaManager(ServiceManager):
                             confirmed = dev
             if not result[-1]:
                 result.pop()
-            result = '/'.join(result)
-            return (result, confirmed) if addconfirmed else result
+            if addconfirmed:
+                result.insert(0, confirmed)
+            return '/'.join(result)
         except Exception as e:
             return repr(e)