Remove dysfunctional decoding (kamaki.cli.cmds)

Closes grnet#32

String decoding was used to deal with unicode strings, which were
encoded as "unicode_escape" in earlier steps. The later was wrong and
it was fixed with 18d5b05
The present commit completes the fix by undoing the decoding.

kamaki/cli/cmds/cyclades.py

@@ -204,14 +204,6 @@ def _run(self):
             withimage or withflavor or withmeta or withcommons)
         ch_since = self.arguments['since'].isoformat if self['since'] else None
         servers = list(self.client.list_servers(detail, ch_since) or [])
-        for item in servers:
-            for k in ('name', ):
-                item[k] = item[k].decode('unicode_escape')
-            if 'metadata' in item:
-                ms = dict()
-                for k, v in item['metadata'].items():
-                    ms[k.decode('unicode_escape')] = v.decode('unicode_escape')
-                item['metadata'] = ms
 
         servers = self._filter_by_name(servers)
         servers = self._filter_by_id(servers)
@@ -275,12 +267,6 @@ def _run(self, server_id):
             self.print_(self.client.get_server_diagnostics(server_id))
         else:
             vm = self.client.get_server_details(server_id)
-            vm['name'] = vm.get('name', '').decode('unicode_escape')
-            if 'metadata' in vm:
-                ms = dict()
-                for k, v in vm['metadata'].items():
-                    ms[k.decode('unicode_escape')] = v.decode('unicode_escape')
-                vm['metadata'] = ms
             self.print_(vm, self.print_dict)
 
     def main(self, server_id):

kamaki/cli/cmds/image.py

@@ -203,8 +203,6 @@ def _run(self):
             'detail', 'prop', 'prop_like', 'owner', 'owner_name')])
 
         images = self.client.list_public(detail, filters, order)
-        for img in images:
-            img['name'] = img['name'].decode('unicode_escape')
 
         if self['owner'] or self['owner_name']:
             images = self._filter_by_owner(images)

kamaki/cli/cmds/pithos.py

@@ -296,10 +296,6 @@ def _container_info(self):
             until=self['until'],
             meta=self['meta'])
         files = list(r.json or [])
-        for item in files:
-            for k in ('name', ):
-                if k in item:
-                    item[k] = item[k].decode('unicode_escape')
         return files
 
     @errors.Generic.all
@@ -1602,10 +1598,6 @@ def _run(self):
                 show_only_shared=self['shared_by_me'],
                 public=self['public'])
         items = list(r.json or [])
-        for item in items:
-            for k in ('name', ):
-                if k in item:
-                    item[k] = item[k].decode('unicode_escape')
         files = self._filter_by_name(items)
         if self['recursive'] and not container:
             self._create_object_forest(files)