Add download replies button (#965)

* Add download replies rpc command

* Add download replies button to squeak page

* Use reply to hash in lookup query

* Update frontend build

squeaknode/node/squeak_controller.py

@@ -510,11 +510,13 @@ class SqueakController:
             address: str,
             min_block: int,
             max_block: int,
+            reply_to_hash: bytes,
     ):
         return self.squeak_db.lookup_squeaks(
             [address],
             min_block,
             max_block,
+            reply_to_hash,
         )
 
     def filter_known_invs(self, invs):
@@ -583,6 +585,23 @@ class SqueakController:
         getdata_msg = msg_getdata(inv=invs)
         self.broadcast_msg(getdata_msg)
 
+    def download_replies(self, squeak_hash: bytes):
+        logger.info("Downloading replies for squeak: {}".format(
+            squeak_hash.hex(),
+        ))
+        interests = [
+            CInterested(
+                hashReplySqk=squeak_hash,
+            )
+        ]
+        locator = CSqueakLocator(
+            vInterested=interests,
+        )
+        getsqueaks_msg = msg_getsqueaks(
+            locator=locator,
+        )
+        self.broadcast_msg(getsqueaks_msg)
+
     def filter_shared_squeak_locator(self, interests: List[CInterested]):
         ret = []
         block_range = self.get_block_range()