Add a factoids module
Remove a relic from the pre-persistence times

Removed unused dictionary Factoids.cheapStorage, which was used
during testing before database persistence was implemented.
Fix a bug with unicode topics not working
Add a database initializer

Usage: `python -m bones.modules.funserv yourconfigfile.ini`
Merge branch 'feature/factoids' of github.com:404d/Bones-IRCBot into develop