Fix how the lock command returns strings to avoid a malformed AMP send. This (again fixes ##996.

evennia/commands/default/building.py

@@ -1805,7 +1805,7 @@ class CmdLock(ObjManipCommand):
         obj = caller.search(self.lhs)
         if not obj:
             return
-        caller.msg(obj.locks)
+        caller.msg(obj.locks.all())
 
 
 class CmdExamine(ObjManipCommand):

evennia/locks/lockhandler.py

@@ -361,6 +361,16 @@ class LockHandler(object):
             return self.locks.get(access_type, ["", "", ""])[2]
         return str(self)
 
+    def all(self):
+        """
+        Return all lockstrings.
+
+        Returns:
+            lockstring (str): The full lockstring
+
+        """
+        return self.get()
+
     def remove(self, access_type):
         """
         Remove a particular lock from the handler