Move alldata member functions in to a separate file.
Maintain a per-user index of sent/received DMs.
Add per-user DM conversation panels.
Add as a submenu to panel menu.
Add to custom combination dialog.
Add item to user popup menu.
No longer add square brackets around auto-named tpanel names.
Bump DB version, add tpanelwinudcautos table, add dmindex column to users.