[V3] Data Converter (#1293)

* More docstrings

* still not ready...

* push this untested pile of code.

* working, menu needs cleaning up though, modlog converter not here yet

* menu cleanup

* add note about the fact that values are overwritten

* add i18n

* User friendlier quitting

* Better naming of a function

* setup automodule for dataconverter

* More documentation

* use Config.MEMBER (etc) instead of 'MEMBER' (etc)

redbot/cogs/dataconverter/locales/messages.pot

@@ -0,0 +1,43 @@
+# SOME DESCRIPTIVE TITLE.
+# Copyright (C) YEAR ORGANIZATION
+# FIRST AUTHOR <EMAIL@ADDRESS>, YEAR.
+#
+msgid ""
+msgstr ""
+"Project-Id-Version: PACKAGE VERSION\n"
+"POT-Creation-Date: 2018-03-12 04:35+EDT\n"
+"PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
+"Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
+"Language-Team: LANGUAGE <LL@li.org>\n"
+"MIME-Version: 1.0\n"
+"Content-Type: text/plain; charset=CHARSET\n"
+"Content-Transfer-Encoding: ENCODING\n"
+"Generated-By: pygettext.py 1.5\n"
+
+
+#: ../dataconverter.py:38
+msgid "There don't seem to be any data files I know how to handle here. Are you sure you gave me the base installation path?"
+msgstr ""
+
+#: ../dataconverter.py:43
+msgid "Please select a set of data to import by number, or 'exit' to exit"
+msgstr ""
+
+#: ../dataconverter.py:59
+msgid "Try this again when you are more ready"
+msgstr ""
+
+#: ../dataconverter.py:70
+msgid "That wasn't a valid choice."
+msgstr ""
+
+#: ../dataconverter.py:76
+msgid "{} converted."
+msgstr ""
+
+#: ../dataconverter.py:80
+msgid ""
+"There isn't anything else I know how to convert here.\n"
+"There might be more things I can convert in the future."
+msgstr ""
+