Bump to 0.3.0, bump deps, misc cleanups and type corrections

Some of the misc issues were found with mypy. Not adding it to dev deps
for now as it complains about missing types in libraries and does not
honor noqa where we need it (non-literal TypedDict keys).

pyproject.toml

@@ -1,7 +1,7 @@
 [tool.poetry]
 name = "itch-dl"
 packages = [{ include = "itch_dl" }]
-version = "0.2.1"
+version = "0.3.0"
 description = "itch.io bulk game downloader"
 homepage = "https://github.com/DragoonAethis/itch-dl"
 repository = "https://github.com/DragoonAethis/itch-dl"
@@ -26,7 +26,7 @@ classifiers = [
 python = "^3.8"
 tqdm = "^4.64.0"
 urllib3 = "^1.26.9"
-requests = "^2.27.1"
+requests = "^2.28.0"
 python-slugify = "^6.1.2"
 beautifulsoup4 = "^4.11.1"
 lxml = "^4.9.0"