chore: flatten Altoholic-Addon/ wrapper + add standard .gitignore/.gitattributes

Each DataStore_* / Altoholic_* addon now lives at the repo root, matching
the Exiles fork-layout convention (one folder per addon, no wrapper dir).

DataStore_Mails/Changelog-DataStore_Mails-r16.txt

@@ -0,0 +1,25 @@
+------------------------------------------------------------------------
+r16 | pompachomp | 2010-02-19 18:56:35 +0000 (Fri, 19 Feb 2010) | 3 lines
+Changed paths:
+   M /trunk/DataStore_Mails.toc
+   A /trunk/Locales (from /trunk/Locals:15)
+   D /trunk/Locals
+   D /trunk/local.xml
+   A /trunk/locale.xml (from /trunk/local.xml:15)
+
+Locals->Locales
+local.xml->locale.xml
+
+------------------------------------------------------------------------
+r15 | thaoky | 2010-02-15 18:10:07 +0000 (Mon, 15 Feb 2010) | 1 line
+Changed paths:
+   M /trunk/DataStore_Mails.lua
+
+Slightly modified CheckExpiries()
+------------------------------------------------------------------------
+r14 | thaoky | 2009-12-09 12:34:54 +0000 (Wed, 09 Dec 2009) | 1 line
+Changed paths:
+   M /trunk/DataStore_Mails.toc
+
+ToC Update
+------------------------------------------------------------------------