Add 'copy' to Actions

tracim/tracim/lib/content.py

         content.parent = parent
         content.workspace = workspace
         content.label = label
-        content.revision_type = ActionDescription.MOVE
+        content.revision_type = ActionDescription.COPY
+        content.properties['origin'] = {
+            'content': item.id,
+            'revision' : item.last_revision.revision_id,
+        }
         DBSession.add(content)
-        self.save(content, ActionDescription.MOVE, do_notify=do_notify)
+        self.save(content, ActionDescription.COPY, do_notify=do_notify)
 
     def move_recursively(self, item: Content,
                          new_parent: Content, new_workspace: Workspace):

tracim/tracim/model/data.py

     - closed-deprecated
     """
 
+    COPY = 'copy'
     ARCHIVING = 'archiving'
     COMMENT = 'content-comment'
     CREATION = 'creation'
         'status-update': 'fa-random',
         'unarchiving': 'fa-file-archive-o',
         'undeletion': 'fa-trash-o',
-        'move': 'fa-arrows'
+        'move': 'fa-arrows',
+        'copy': 'fa-files-o',
     }
 
     _LABELS = {
         'status-update': l_('New status'),
         'unarchiving': l_('Item unarchived'),
         'undeletion': l_('Item undeleted'),
-        'move': l_('Item moved')
+        'move': l_('Item moved'),
+        'copy': l_('Item copied'),
     }
 
     def __init__(self, id):
                 cls.STATUS_UPDATE,
                 cls.UNARCHIVING,
                 cls.UNDELETION,
-                cls.MOVE]
+                cls.MOVE,
+                cls.COPY,
+                ]
 
 
 class ContentStatus(object):
                 return False
             return True
 
+        # TODO - G.M - 15-03-2018 - Choose only correct Content-type for origin
+        # Only content who can be copied need this
+        if item.type == ContentType.Any:
+            if 'origin' in properties.keys():
+                return True
         raise NotImplementedError
 
     @classmethod