Migrates to a new packaging scheme

This is easier to release.

src/comic_download/__init__.py

@@ -0,0 +1,17 @@
+#   This CLI tool allows for the download and packaging of various internet comics into .cbz files.
+#   Copyright (C) 2025  Markil 3
+#   http://www.singlepilot.net
+#
+#   This program is free software: you can redistribute it and/or modify
+#   it under the terms of the GNU General Public License as published by
+#   the Free Software Foundation, either version 3 of the License, or
+#   (at your option) any later version.
+#
+#   This program is distributed in the hope that it will be useful,
+#   but WITHOUT ANY WARRANTY; without even the implied warranty of
+#   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+#   GNU General Public License for more details.
+#
+#   You should have received a copy of the GNU General Public License
+#   along with this program.  If not, see <https://www.gnu.org/licenses/>.
+from comic_download.comic_strip import SequenceException, ImageRepo, Comic, ComicStrip, file_safe_string, get_identifier_string, register_comic_class, find_comic_class, read_index, save_index, index_strip, is_strip_present