Kill DataConverter (#2554)

* Kill DataConverter

* remove the tests

tests/cogs/dataconverter/data/mod/past_nicknames.json

@@ -1,26 +0,0 @@
-{
-    "1" : {
-        "1" : [
-            "Test",
-            "Test2",
-            "TEST3"
-        ],
-        "2" : [
-            "Test4",
-            "Test5",
-            "TEST6"
-        ]
-    },
-    "2" : {
-        "1" : [
-            "Test",
-            "Test2",
-            "TEST3"
-        ],
-        "2" : [
-            "Test4",
-            "Test5",
-            "TEST6"
-        ]
-    }
-}

tests/cogs/dataconverter/test_dataconverter.py

@@ -1,31 +0,0 @@
-import pytest
-from collections import namedtuple
-
-from redbot.pytest.dataconverter import *
-from redbot.core.utils.data_converter import DataConverter
-
-
-def mock_dpy_object(id_):
-    return namedtuple("DPYObject", "id")(int(id_))
-
-
-def mock_dpy_member(guildid, userid):
-    return namedtuple("Member", "id guild")(int(userid), mock_dpy_object(guildid))
-
-
-@pytest.mark.asyncio
-async def test_mod_nicknames(red):
-    specresolver = get_specresolver(__file__)
-    filepath, converter, cogname, attr, _id = specresolver.get_conversion_info("Past Nicknames")
-    conf = specresolver.get_config_object(red, cogname, attr, _id)
-
-    v2data = DataConverter.json_load(filepath)
-
-    await specresolver.convert(red, "Past Nicknames", config=conf)
-
-    for guildid, guild_data in v2data.items():
-        guild = mock_dpy_object(guildid)
-        for userid, user_data in guild_data.items():
-            member = mock_dpy_member(guildid, userid)
-
-            assert await conf.member(member).past_nicks() == user_data